Home / 38,970.92-58,418.79-17,925.38

Finding the Fourth Proportional to 38,970.92, 58,418.79 and 17,925.38

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Solution

The fourth proportional to 38,970.92, 58,418.79 and 17,925.38 is: 26,870.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,970.92 : 58,418.79 = 17,925.38 : x
  2. Step 2: Convert to fraction form
    38,970.92/58,418.79 = 17,925.38/x
  3. Step 3: Cross multiply
    38,970.92x = 58,418.79 × 17,925.38
  4. Step 4: Simplify right side
    38,970.92x = 1,047,178,856.59
  5. Step 5: Solve for x
    x = 1,047,178,856.59/38,970.92
  6. Step 6: Final answer
    x = 26,870.77

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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.