Home / 51,925.66-71,661.19-28,957.04

Finding the Fourth Proportional to 51,925.66, 71,661.19 and 28,957.04

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Solution

The fourth proportional to 51,925.66, 71,661.19 and 28,957.04 is: 39,962.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,925.66 : 71,661.19 = 28,957.04 : x
  2. Step 2: Convert to fraction form
    51,925.66/71,661.19 = 28,957.04/x
  3. Step 3: Cross multiply
    51,925.66x = 71,661.19 × 28,957.04
  4. Step 4: Simplify right side
    51,925.66x = 2,075,095,945.28
  5. Step 5: Solve for x
    x = 2,075,095,945.28/51,925.66
  6. Step 6: Final answer
    x = 39,962.82

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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.