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Finding the Fourth Proportional to 58,184.62, 87,276.80 and 15,490.06

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Solution

The fourth proportional to 58,184.62, 87,276.80 and 15,490.06 is: 23,235.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,184.62 : 87,276.80 = 15,490.06 : x
  2. Step 2: Convert to fraction form
    58,184.62/87,276.80 = 15,490.06/x
  3. Step 3: Cross multiply
    58,184.62x = 87,276.80 × 15,490.06
  4. Step 4: Simplify right side
    58,184.62x = 1,351,922,572.97
  5. Step 5: Solve for x
    x = 1,351,922,572.97/58,184.62
  6. Step 6: Final answer
    x = 23,235.05

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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.