Home / 15,925.86-23,888.66-4,079.61

Finding the Fourth Proportional to 15,925.86, 23,888.66 and 4,079.61

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Solution

The fourth proportional to 15,925.86, 23,888.66 and 4,079.61 is: 6,119.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,925.86 : 23,888.66 = 4,079.61 : x
  2. Step 2: Convert to fraction form
    15,925.86/23,888.66 = 4,079.61/x
  3. Step 3: Cross multiply
    15,925.86x = 23,888.66 × 4,079.61
  4. Step 4: Simplify right side
    15,925.86x = 97,456,395.82
  5. Step 5: Solve for x
    x = 97,456,395.82/15,925.86
  6. Step 6: Final answer
    x = 6,119.38

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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.