Home / 30,110.02-45,165.40-14,316.53

Finding the Fourth Proportional to 30,110.02, 45,165.40 and 14,316.53

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Solution

The fourth proportional to 30,110.02, 45,165.40 and 14,316.53 is: 21,474.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,110.02 : 45,165.40 = 14,316.53 : x
  2. Step 2: Convert to fraction form
    30,110.02/45,165.40 = 14,316.53/x
  3. Step 3: Cross multiply
    30,110.02x = 45,165.40 × 14,316.53
  4. Step 4: Simplify right side
    30,110.02x = 646,611,804.06
  5. Step 5: Solve for x
    x = 646,611,804.06/30,110.02
  6. Step 6: Final answer
    x = 21,474.97

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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.