Home / 38,985.18-58,468.82-10,907.22

Finding the Fourth Proportional to 38,985.18, 58,468.82 and 10,907.22

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Solution

The fourth proportional to 38,985.18, 58,468.82 and 10,907.22 is: 16,358.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,985.18 : 58,468.82 = 10,907.22 : x
  2. Step 2: Convert to fraction form
    38,985.18/58,468.82 = 10,907.22/x
  3. Step 3: Cross multiply
    38,985.18x = 58,468.82 × 10,907.22
  4. Step 4: Simplify right side
    38,985.18x = 637,732,331.78
  5. Step 5: Solve for x
    x = 637,732,331.78/38,985.18
  6. Step 6: Final answer
    x = 16,358.33

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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.