Home / 15,750.86-23,630.55-5,891.13

Finding the Fourth Proportional to 15,750.86, 23,630.55 and 5,891.13

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Solution

The fourth proportional to 15,750.86, 23,630.55 and 5,891.13 is: 8,838.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,750.86 : 23,630.55 = 5,891.13 : x
  2. Step 2: Convert to fraction form
    15,750.86/23,630.55 = 5,891.13/x
  3. Step 3: Cross multiply
    15,750.86x = 23,630.55 × 5,891.13
  4. Step 4: Simplify right side
    15,750.86x = 139,210,612.57
  5. Step 5: Solve for x
    x = 139,210,612.57/15,750.86
  6. Step 6: Final answer
    x = 8,838.29

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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.