Home / 38,897.72-58,346.63-10,817.78

Finding the Fourth Proportional to 38,897.72, 58,346.63 and 10,817.78

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Solution

The fourth proportional to 38,897.72, 58,346.63 and 10,817.78 is: 16,226.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,897.72 : 58,346.63 = 10,817.78 : x
  2. Step 2: Convert to fraction form
    38,897.72/58,346.63 = 10,817.78/x
  3. Step 3: Cross multiply
    38,897.72x = 58,346.63 × 10,817.78
  4. Step 4: Simplify right side
    38,897.72x = 631,180,762.68
  5. Step 5: Solve for x
    x = 631,180,762.68/38,897.72
  6. Step 6: Final answer
    x = 16,226.68

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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.