Home / 19,516.16-29,275.84-5,666.24

Finding the Fourth Proportional to 19,516.16, 29,275.84 and 5,666.24

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Solution

The fourth proportional to 19,516.16, 29,275.84 and 5,666.24 is: 8,499.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,516.16 : 29,275.84 = 5,666.24 : x
  2. Step 2: Convert to fraction form
    19,516.16/29,275.84 = 5,666.24/x
  3. Step 3: Cross multiply
    19,516.16x = 29,275.84 × 5,666.24
  4. Step 4: Simplify right side
    19,516.16x = 165,883,935.64
  5. Step 5: Solve for x
    x = 165,883,935.64/19,516.16
  6. Step 6: Final answer
    x = 8,499.82

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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.