Home / 39,008.08-58,500.95-12,715.12

Finding the Fourth Proportional to 39,008.08, 58,500.95 and 12,715.12

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Solution

The fourth proportional to 39,008.08, 58,500.95 and 12,715.12 is: 19,069.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,008.08 : 58,500.95 = 12,715.12 : x
  2. Step 2: Convert to fraction form
    39,008.08/58,500.95 = 12,715.12/x
  3. Step 3: Cross multiply
    39,008.08x = 58,500.95 × 12,715.12
  4. Step 4: Simplify right side
    39,008.08x = 743,846,599.36
  5. Step 5: Solve for x
    x = 743,846,599.36/39,008.08
  6. Step 6: Final answer
    x = 19,069.04

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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.