Home / 58,397.64-87,621.57-18,966.84

Finding the Fourth Proportional to 58,397.64, 87,621.57 and 18,966.84

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Solution

The fourth proportional to 58,397.64, 87,621.57 and 18,966.84 is: 28,458.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,397.64 : 87,621.57 = 18,966.84 : x
  2. Step 2: Convert to fraction form
    58,397.64/87,621.57 = 18,966.84/x
  3. Step 3: Cross multiply
    58,397.64x = 87,621.57 × 18,966.84
  4. Step 4: Simplify right side
    58,397.64x = 1,661,904,298.74
  5. Step 5: Solve for x
    x = 1,661,904,298.74/58,397.64
  6. Step 6: Final answer
    x = 28,458.42

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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.