Home / 32,547.78-48,804.30-15,432.66

Finding the Fourth Proportional to 32,547.78, 48,804.30 and 15,432.66

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Solution

The fourth proportional to 32,547.78, 48,804.30 and 15,432.66 is: 23,140.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,547.78 : 48,804.30 = 15,432.66 : x
  2. Step 2: Convert to fraction form
    32,547.78/48,804.30 = 15,432.66/x
  3. Step 3: Cross multiply
    32,547.78x = 48,804.30 × 15,432.66
  4. Step 4: Simplify right side
    32,547.78x = 753,180,168.44
  5. Step 5: Solve for x
    x = 753,180,168.44/32,547.78
  6. Step 6: Final answer
    x = 23,140.75

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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.