Home / 15,445.68-23,147.65-11,266.08

Finding the Fourth Proportional to 15,445.68, 23,147.65 and 11,266.08

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Solution

The fourth proportional to 15,445.68, 23,147.65 and 11,266.08 is: 16,883.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,445.68 : 23,147.65 = 11,266.08 : x
  2. Step 2: Convert to fraction form
    15,445.68/23,147.65 = 11,266.08/x
  3. Step 3: Cross multiply
    15,445.68x = 23,147.65 × 11,266.08
  4. Step 4: Simplify right side
    15,445.68x = 260,783,276.71
  5. Step 5: Solve for x
    x = 260,783,276.71/15,445.68
  6. Step 6: Final answer
    x = 16,883.90

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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.