Home / 18,059.16-24,925.52-10,987.86

Finding the Fourth Proportional to 18,059.16, 24,925.52 and 10,987.86

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Solution

The fourth proportional to 18,059.16, 24,925.52 and 10,987.86 is: 15,165.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,059.16 : 24,925.52 = 10,987.86 : x
  2. Step 2: Convert to fraction form
    18,059.16/24,925.52 = 10,987.86/x
  3. Step 3: Cross multiply
    18,059.16x = 24,925.52 × 10,987.86
  4. Step 4: Simplify right side
    18,059.16x = 273,878,124.19
  5. Step 5: Solve for x
    x = 273,878,124.19/18,059.16
  6. Step 6: Final answer
    x = 15,165.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.