Home / 43,545.47-60,105.51-28,440.50

Finding the Fourth Proportional to 43,545.47, 60,105.51 and 28,440.50

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Solution

The fourth proportional to 43,545.47, 60,105.51 and 28,440.50 is: 39,256.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,545.47 : 60,105.51 = 28,440.50 : x
  2. Step 2: Convert to fraction form
    43,545.47/60,105.51 = 28,440.50/x
  3. Step 3: Cross multiply
    43,545.47x = 60,105.51 × 28,440.50
  4. Step 4: Simplify right side
    43,545.47x = 1,709,430,456.63
  5. Step 5: Solve for x
    x = 1,709,430,456.63/43,545.47
  6. Step 6: Final answer
    x = 39,256.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.