Home / 30,184.02-45,276.12-12,410.10

Finding the Fourth Proportional to 30,184.02, 45,276.12 and 12,410.10

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Solution

The fourth proportional to 30,184.02, 45,276.12 and 12,410.10 is: 18,615.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,184.02 : 45,276.12 = 12,410.10 : x
  2. Step 2: Convert to fraction form
    30,184.02/45,276.12 = 12,410.10/x
  3. Step 3: Cross multiply
    30,184.02x = 45,276.12 × 12,410.10
  4. Step 4: Simplify right side
    30,184.02x = 561,881,176.81
  5. Step 5: Solve for x
    x = 561,881,176.81/30,184.02
  6. Step 6: Final answer
    x = 18,615.19

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.