Home / 48,707.02-67,220.82-28,580.80

Finding the Fourth Proportional to 48,707.02, 67,220.82 and 28,580.80

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Solution

The fourth proportional to 48,707.02, 67,220.82 and 28,580.80 is: 39,444.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,707.02 : 67,220.82 = 28,580.80 : x
  2. Step 2: Convert to fraction form
    48,707.02/67,220.82 = 28,580.80/x
  3. Step 3: Cross multiply
    48,707.02x = 67,220.82 × 28,580.80
  4. Step 4: Simplify right side
    48,707.02x = 1,921,224,812.26
  5. Step 5: Solve for x
    x = 1,921,224,812.26/48,707.02
  6. Step 6: Final answer
    x = 39,444.52

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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.