Home / 38,444.40-52,974.54-28,356.89

Finding the Fourth Proportional to 38,444.40, 52,974.54 and 28,356.89

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Solution

The fourth proportional to 38,444.40, 52,974.54 and 28,356.89 is: 39,074.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,444.40 : 52,974.54 = 28,356.89 : x
  2. Step 2: Convert to fraction form
    38,444.40/52,974.54 = 28,356.89/x
  3. Step 3: Cross multiply
    38,444.40x = 52,974.54 × 28,356.89
  4. Step 4: Simplify right side
    38,444.40x = 1,502,192,938.71
  5. Step 5: Solve for x
    x = 1,502,192,938.71/38,444.40
  6. Step 6: Final answer
    x = 39,074.43

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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.