Home / 15,693.13-23,543.16-5,166.39

Finding the Fourth Proportional to 15,693.13, 23,543.16 and 5,166.39

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Solution

The fourth proportional to 15,693.13, 23,543.16 and 5,166.39 is: 7,750.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,693.13 : 23,543.16 = 5,166.39 : x
  2. Step 2: Convert to fraction form
    15,693.13/23,543.16 = 5,166.39/x
  3. Step 3: Cross multiply
    15,693.13x = 23,543.16 × 5,166.39
  4. Step 4: Simplify right side
    15,693.13x = 121,633,002.84
  5. Step 5: Solve for x
    x = 121,633,002.84/15,693.13
  6. Step 6: Final answer
    x = 7,750.72

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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.