Home / 38,269.12-57,430.16-14,895.68

Finding the Fourth Proportional to 38,269.12, 57,430.16 and 14,895.68

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Solution

The fourth proportional to 38,269.12, 57,430.16 and 14,895.68 is: 22,353.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,269.12 : 57,430.16 = 14,895.68 : x
  2. Step 2: Convert to fraction form
    38,269.12/57,430.16 = 14,895.68/x
  3. Step 3: Cross multiply
    38,269.12x = 57,430.16 × 14,895.68
  4. Step 4: Simplify right side
    38,269.12x = 855,461,285.71
  5. Step 5: Solve for x
    x = 855,461,285.71/38,269.12
  6. Step 6: Final answer
    x = 22,353.83

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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.