Home / 48,013.19-66,284.73-28,897.65

Finding the Fourth Proportional to 48,013.19, 66,284.73 and 28,897.65

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Solution

The fourth proportional to 48,013.19, 66,284.73 and 28,897.65 is: 39,894.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,013.19 : 66,284.73 = 28,897.65 : x
  2. Step 2: Convert to fraction form
    48,013.19/66,284.73 = 28,897.65/x
  3. Step 3: Cross multiply
    48,013.19x = 66,284.73 × 28,897.65
  4. Step 4: Simplify right side
    48,013.19x = 1,915,472,927.88
  5. Step 5: Solve for x
    x = 1,915,472,927.88/48,013.19
  6. Step 6: Final answer
    x = 39,894.73

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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.