Home / 19,363.68-29,045.61-5,323.92

Finding the Fourth Proportional to 19,363.68, 29,045.61 and 5,323.92

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Solution

The fourth proportional to 19,363.68, 29,045.61 and 5,323.92 is: 7,985.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,363.68 : 29,045.61 = 5,323.92 : x
  2. Step 2: Convert to fraction form
    19,363.68/29,045.61 = 5,323.92/x
  3. Step 3: Cross multiply
    19,363.68x = 29,045.61 × 5,323.92
  4. Step 4: Simplify right side
    19,363.68x = 154,636,503.99
  5. Step 5: Solve for x
    x = 154,636,503.99/19,363.68
  6. Step 6: Final answer
    x = 7,985.90

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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.