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Finding the Fourth Proportional to 58,239.79, 87,280.86 and 26,610.91

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Solution

The fourth proportional to 58,239.79, 87,280.86 and 26,610.91 is: 39,880.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,239.79 : 87,280.86 = 26,610.91 : x
  2. Step 2: Convert to fraction form
    58,239.79/87,280.86 = 26,610.91/x
  3. Step 3: Cross multiply
    58,239.79x = 87,280.86 × 26,610.91
  4. Step 4: Simplify right side
    58,239.79x = 2,322,623,110.18
  5. Step 5: Solve for x
    x = 2,322,623,110.18/58,239.79
  6. Step 6: Final answer
    x = 39,880.35

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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.