Home / 38,657.77-57,995.73-12,002.39

Finding the Fourth Proportional to 38,657.77, 57,995.73 and 12,002.39

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Solution

The fourth proportional to 38,657.77, 57,995.73 and 12,002.39 is: 18,006.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,657.77 : 57,995.73 = 12,002.39 : x
  2. Step 2: Convert to fraction form
    38,657.77/57,995.73 = 12,002.39/x
  3. Step 3: Cross multiply
    38,657.77x = 57,995.73 × 12,002.39
  4. Step 4: Simplify right side
    38,657.77x = 696,087,224.81
  5. Step 5: Solve for x
    x = 696,087,224.81/38,657.77
  6. Step 6: Final answer
    x = 18,006.40

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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.