Home / 52,545.60-72,512.73-28,672.07

Finding the Fourth Proportional to 52,545.60, 72,512.73 and 28,672.07

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Solution

The fourth proportional to 52,545.60, 72,512.73 and 28,672.07 is: 39,567.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,545.60 : 72,512.73 = 28,672.07 : x
  2. Step 2: Convert to fraction form
    52,545.60/72,512.73 = 28,672.07/x
  3. Step 3: Cross multiply
    52,545.60x = 72,512.73 × 28,672.07
  4. Step 4: Simplify right side
    52,545.60x = 2,079,089,707.89
  5. Step 5: Solve for x
    x = 2,079,089,707.89/52,545.60
  6. Step 6: Final answer
    x = 39,567.34

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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.