Home / 62,220.78-93,312-17,835.66

Finding the Fourth Proportional to 62,220.78, 93,312 and 17,835.66

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Solution

The fourth proportional to 62,220.78, 93,312 and 17,835.66 is: 26,747.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,220.78 : 93,312 = 17,835.66 : x
  2. Step 2: Convert to fraction form
    62,220.78/93,312 = 17,835.66/x
  3. Step 3: Cross multiply
    62,220.78x = 93,312 × 17,835.66
  4. Step 4: Simplify right side
    62,220.78x = 1,664,281,105.92
  5. Step 5: Solve for x
    x = 1,664,281,105.92/62,220.78
  6. Step 6: Final answer
    x = 26,747.99

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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.