Home / 40,637.43-60,939.95-15,663.63

Finding the Fourth Proportional to 40,637.43, 60,939.95 and 15,663.63

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Solution

The fourth proportional to 40,637.43, 60,939.95 and 15,663.63 is: 23,489.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,637.43 : 60,939.95 = 15,663.63 : x
  2. Step 2: Convert to fraction form
    40,637.43/60,939.95 = 15,663.63/x
  3. Step 3: Cross multiply
    40,637.43x = 60,939.95 × 15,663.63
  4. Step 4: Simplify right side
    40,637.43x = 954,540,750.70
  5. Step 5: Solve for x
    x = 954,540,750.70/40,637.43
  6. Step 6: Final answer
    x = 23,489.20

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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.