Home / 15,630.48-23,387.40-9,059.76

Finding the Fourth Proportional to 15,630.48, 23,387.40 and 9,059.76

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Solution

The fourth proportional to 15,630.48, 23,387.40 and 9,059.76 is: 13,555.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,630.48 : 23,387.40 = 9,059.76 : x
  2. Step 2: Convert to fraction form
    15,630.48/23,387.40 = 9,059.76/x
  3. Step 3: Cross multiply
    15,630.48x = 23,387.40 × 9,059.76
  4. Step 4: Simplify right side
    15,630.48x = 211,884,231.02
  5. Step 5: Solve for x
    x = 211,884,231.02/15,630.48
  6. Step 6: Final answer
    x = 13,555.84

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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.