Home / 39,111.92-58,667.28-9,529.80

Finding the Fourth Proportional to 39,111.92, 58,667.28 and 9,529.80

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Solution

The fourth proportional to 39,111.92, 58,667.28 and 9,529.80 is: 14,294.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,111.92 : 58,667.28 = 9,529.80 : x
  2. Step 2: Convert to fraction form
    39,111.92/58,667.28 = 9,529.80/x
  3. Step 3: Cross multiply
    39,111.92x = 58,667.28 × 9,529.80
  4. Step 4: Simplify right side
    39,111.92x = 559,087,444.94
  5. Step 5: Solve for x
    x = 559,087,444.94/39,111.92
  6. Step 6: Final answer
    x = 14,294.55

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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.