Home / 15,444.83-21,298.23-13,737.93

Finding the Fourth Proportional to 15,444.83, 21,298.23 and 13,737.93

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Solution

The fourth proportional to 15,444.83, 21,298.23 and 13,737.93 is: 18,944.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,444.83 : 21,298.23 = 13,737.93 : x
  2. Step 2: Convert to fraction form
    15,444.83/21,298.23 = 13,737.93/x
  3. Step 3: Cross multiply
    15,444.83x = 21,298.23 × 13,737.93
  4. Step 4: Simplify right side
    15,444.83x = 292,593,592.86
  5. Step 5: Solve for x
    x = 292,593,592.86/15,444.83
  6. Step 6: Final answer
    x = 18,944.44

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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.