Home / 39,445.20-59,160.48-15,750.72

Finding the Fourth Proportional to 39,445.20, 59,160.48 and 15,750.72

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Solution

The fourth proportional to 39,445.20, 59,160.48 and 15,750.72 is: 23,623.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,445.20 : 59,160.48 = 15,750.72 : x
  2. Step 2: Convert to fraction form
    39,445.20/59,160.48 = 15,750.72/x
  3. Step 3: Cross multiply
    39,445.20x = 59,160.48 × 15,750.72
  4. Step 4: Simplify right side
    39,445.20x = 931,820,155.55
  5. Step 5: Solve for x
    x = 931,820,155.55/39,445.20
  6. Step 6: Final answer
    x = 23,623.16

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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.