Home / 15,445.68-23,178.24-9,613.68

Finding the Fourth Proportional to 15,445.68, 23,178.24 and 9,613.68

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Solution

The fourth proportional to 15,445.68, 23,178.24 and 9,613.68 is: 14,426.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,445.68 : 23,178.24 = 9,613.68 : x
  2. Step 2: Convert to fraction form
    15,445.68/23,178.24 = 9,613.68/x
  3. Step 3: Cross multiply
    15,445.68x = 23,178.24 × 9,613.68
  4. Step 4: Simplify right side
    15,445.68x = 222,828,182.32
  5. Step 5: Solve for x
    x = 222,828,182.32/15,445.68
  6. Step 6: Final answer
    x = 14,426.57

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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.