Home / 23,710.88-32,706.55-15,210.14

Finding the Fourth Proportional to 23,710.88, 32,706.55 and 15,210.14

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Solution

The fourth proportional to 23,710.88, 32,706.55 and 15,210.14 is: 20,980.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,710.88 : 32,706.55 = 15,210.14 : x
  2. Step 2: Convert to fraction form
    23,710.88/32,706.55 = 15,210.14/x
  3. Step 3: Cross multiply
    23,710.88x = 32,706.55 × 15,210.14
  4. Step 4: Simplify right side
    23,710.88x = 497,471,204.42
  5. Step 5: Solve for x
    x = 497,471,204.42/23,710.88
  6. Step 6: Final answer
    x = 20,980.71

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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.