Home / 15,638.76-23,295.24-14,807.70

Finding the Fourth Proportional to 15,638.76, 23,295.24 and 14,807.70

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Solution

The fourth proportional to 15,638.76, 23,295.24 and 14,807.70 is: 22,057.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,638.76 : 23,295.24 = 14,807.70 : x
  2. Step 2: Convert to fraction form
    15,638.76/23,295.24 = 14,807.70/x
  3. Step 3: Cross multiply
    15,638.76x = 23,295.24 × 14,807.70
  4. Step 4: Simplify right side
    15,638.76x = 344,948,925.35
  5. Step 5: Solve for x
    x = 344,948,925.35/15,638.76
  6. Step 6: Final answer
    x = 22,057.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.