Home / 37,410.12-56,116.80-12,452.40

Finding the Fourth Proportional to 37,410.12, 56,116.80 and 12,452.40

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Solution

The fourth proportional to 37,410.12, 56,116.80 and 12,452.40 is: 18,679.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,410.12 : 56,116.80 = 12,452.40 : x
  2. Step 2: Convert to fraction form
    37,410.12/56,116.80 = 12,452.40/x
  3. Step 3: Cross multiply
    37,410.12x = 56,116.80 × 12,452.40
  4. Step 4: Simplify right side
    37,410.12x = 698,788,840.32
  5. Step 5: Solve for x
    x = 698,788,840.32/37,410.12
  6. Step 6: Final answer
    x = 18,679.14

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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.