Home / 39,081.12-53,931.23-22,084.99

Finding the Fourth Proportional to 39,081.12, 53,931.23 and 22,084.99

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Solution

The fourth proportional to 39,081.12, 53,931.23 and 22,084.99 is: 30,476.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,081.12 : 53,931.23 = 22,084.99 : x
  2. Step 2: Convert to fraction form
    39,081.12/53,931.23 = 22,084.99/x
  3. Step 3: Cross multiply
    39,081.12x = 53,931.23 × 22,084.99
  4. Step 4: Simplify right side
    39,081.12x = 1,191,070,675.24
  5. Step 5: Solve for x
    x = 1,191,070,675.24/39,081.12
  6. Step 6: Final answer
    x = 30,476.88

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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.