Home / 15,643.17-23,461.52-5,775.71

Finding the Fourth Proportional to 15,643.17, 23,461.52 and 5,775.71

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Solution

The fourth proportional to 15,643.17, 23,461.52 and 5,775.71 is: 8,662.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,643.17 : 23,461.52 = 5,775.71 : x
  2. Step 2: Convert to fraction form
    15,643.17/23,461.52 = 5,775.71/x
  3. Step 3: Cross multiply
    15,643.17x = 23,461.52 × 5,775.71
  4. Step 4: Simplify right side
    15,643.17x = 135,506,789.49
  5. Step 5: Solve for x
    x = 135,506,789.49/15,643.17
  6. Step 6: Final answer
    x = 8,662.36

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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.