Home / 55,259.07-82,913.10-28,957.56

Finding the Fourth Proportional to 55,259.07, 82,913.10 and 28,957.56

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Solution

The fourth proportional to 55,259.07, 82,913.10 and 28,957.56 is: 43,449.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,259.07 : 82,913.10 = 28,957.56 : x
  2. Step 2: Convert to fraction form
    55,259.07/82,913.10 = 28,957.56/x
  3. Step 3: Cross multiply
    55,259.07x = 82,913.10 × 28,957.56
  4. Step 4: Simplify right side
    55,259.07x = 2,400,961,068.04
  5. Step 5: Solve for x
    x = 2,400,961,068.04/55,259.07
  6. Step 6: Final answer
    x = 43,449.18

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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.