Home / 28,041.47-38,695.86-16,710.71

Finding the Fourth Proportional to 28,041.47, 38,695.86 and 16,710.71

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Solution

The fourth proportional to 28,041.47, 38,695.86 and 16,710.71 is: 23,059.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,041.47 : 38,695.86 = 16,710.71 : x
  2. Step 2: Convert to fraction form
    28,041.47/38,695.86 = 16,710.71/x
  3. Step 3: Cross multiply
    28,041.47x = 38,695.86 × 16,710.71
  4. Step 4: Simplify right side
    28,041.47x = 646,635,101.18
  5. Step 5: Solve for x
    x = 646,635,101.18/28,041.47
  6. Step 6: Final answer
    x = 23,059.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.