Home / 39,088.84-58,600.38-12,779.24

Finding the Fourth Proportional to 39,088.84, 58,600.38 and 12,779.24

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Solution

The fourth proportional to 39,088.84, 58,600.38 and 12,779.24 is: 19,158.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,088.84 : 58,600.38 = 12,779.24 : x
  2. Step 2: Convert to fraction form
    39,088.84/58,600.38 = 12,779.24/x
  3. Step 3: Cross multiply
    39,088.84x = 58,600.38 × 12,779.24
  4. Step 4: Simplify right side
    39,088.84x = 748,868,320.11
  5. Step 5: Solve for x
    x = 748,868,320.11/39,088.84
  6. Step 6: Final answer
    x = 19,158.11

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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.