Home / 37,143.10-55,666.05-14,938.30

Finding the Fourth Proportional to 37,143.10, 55,666.05 and 14,938.30

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Solution

The fourth proportional to 37,143.10, 55,666.05 and 14,938.30 is: 22,387.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,143.10 : 55,666.05 = 14,938.30 : x
  2. Step 2: Convert to fraction form
    37,143.10/55,666.05 = 14,938.30/x
  3. Step 3: Cross multiply
    37,143.10x = 55,666.05 × 14,938.30
  4. Step 4: Simplify right side
    37,143.10x = 831,556,154.72
  5. Step 5: Solve for x
    x = 831,556,154.72/37,143.10
  6. Step 6: Final answer
    x = 22,387.90

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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.