Home / 39,867.06-59,443.11-38,426.40

Finding the Fourth Proportional to 39,867.06, 59,443.11 and 38,426.40

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Solution

The fourth proportional to 39,867.06, 59,443.11 and 38,426.40 is: 57,295.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,867.06 : 59,443.11 = 38,426.40 : x
  2. Step 2: Convert to fraction form
    39,867.06/59,443.11 = 38,426.40/x
  3. Step 3: Cross multiply
    39,867.06x = 59,443.11 × 38,426.40
  4. Step 4: Simplify right side
    39,867.06x = 2,284,184,722.10
  5. Step 5: Solve for x
    x = 2,284,184,722.10/39,867.06
  6. Step 6: Final answer
    x = 57,295.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.