Home / 45,248.48-62,479.59-28,272.50

Finding the Fourth Proportional to 45,248.48, 62,479.59 and 28,272.50

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Solution

The fourth proportional to 45,248.48, 62,479.59 and 28,272.50 is: 39,038.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,248.48 : 62,479.59 = 28,272.50 : x
  2. Step 2: Convert to fraction form
    45,248.48/62,479.59 = 28,272.50/x
  3. Step 3: Cross multiply
    45,248.48x = 62,479.59 × 28,272.50
  4. Step 4: Simplify right side
    45,248.48x = 1,766,454,208.28
  5. Step 5: Solve for x
    x = 1,766,454,208.28/45,248.48
  6. Step 6: Final answer
    x = 39,038.97

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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.