Home / 15,053.40-22,567.78-5,688.10

Finding the Fourth Proportional to 15,053.40, 22,567.78 and 5,688.10

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Solution

The fourth proportional to 15,053.40, 22,567.78 and 5,688.10 is: 8,527.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,053.40 : 22,567.78 = 5,688.10 : x
  2. Step 2: Convert to fraction form
    15,053.40/22,567.78 = 5,688.10/x
  3. Step 3: Cross multiply
    15,053.40x = 22,567.78 × 5,688.10
  4. Step 4: Simplify right side
    15,053.40x = 128,367,789.42
  5. Step 5: Solve for x
    x = 128,367,789.42/15,053.40
  6. Step 6: Final answer
    x = 8,527.49

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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.