Home / 32,289.96-48,415.13-12,545.47

Finding the Fourth Proportional to 32,289.96, 48,415.13 and 12,545.47

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Solution

The fourth proportional to 32,289.96, 48,415.13 and 12,545.47 is: 18,810.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,289.96 : 48,415.13 = 12,545.47 : x
  2. Step 2: Convert to fraction form
    32,289.96/48,415.13 = 12,545.47/x
  3. Step 3: Cross multiply
    32,289.96x = 48,415.13 × 12,545.47
  4. Step 4: Simplify right side
    32,289.96x = 607,390,560.96
  5. Step 5: Solve for x
    x = 607,390,560.96/32,289.96
  6. Step 6: Final answer
    x = 18,810.51

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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.