Home / 15,740.17-23,633.52-10,507.78

Finding the Fourth Proportional to 15,740.17, 23,633.52 and 10,507.78

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Solution

The fourth proportional to 15,740.17, 23,633.52 and 10,507.78 is: 15,777.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,740.17 : 23,633.52 = 10,507.78 : x
  2. Step 2: Convert to fraction form
    15,740.17/23,633.52 = 10,507.78/x
  3. Step 3: Cross multiply
    15,740.17x = 23,633.52 × 10,507.78
  4. Step 4: Simplify right side
    15,740.17x = 248,335,828.79
  5. Step 5: Solve for x
    x = 248,335,828.79/15,740.17
  6. Step 6: Final answer
    x = 15,777.20

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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.