Home / 32,501.14-48,742.05-13,780.90

Finding the Fourth Proportional to 32,501.14, 48,742.05 and 13,780.90

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Solution

The fourth proportional to 32,501.14, 48,742.05 and 13,780.90 is: 20,667.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,501.14 : 48,742.05 = 13,780.90 : x
  2. Step 2: Convert to fraction form
    32,501.14/48,742.05 = 13,780.90/x
  3. Step 3: Cross multiply
    32,501.14x = 48,742.05 × 13,780.90
  4. Step 4: Simplify right side
    32,501.14x = 671,709,316.85
  5. Step 5: Solve for x
    x = 671,709,316.85/32,501.14
  6. Step 6: Final answer
    x = 20,667.25

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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.