Home / 39,117.04-58,677.38-11,415.04

Finding the Fourth Proportional to 39,117.04, 58,677.38 and 11,415.04

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Solution

The fourth proportional to 39,117.04, 58,677.38 and 11,415.04 is: 17,123.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,117.04 : 58,677.38 = 11,415.04 : x
  2. Step 2: Convert to fraction form
    39,117.04/58,677.38 = 11,415.04/x
  3. Step 3: Cross multiply
    39,117.04x = 58,677.38 × 11,415.04
  4. Step 4: Simplify right side
    39,117.04x = 669,804,639.80
  5. Step 5: Solve for x
    x = 669,804,639.80/39,117.04
  6. Step 6: Final answer
    x = 17,123.09

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Double scale
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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.