Home / 55,240.84-82,875.18-15,801.28

Finding the Fourth Proportional to 55,240.84, 82,875.18 and 15,801.28

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Solution

The fourth proportional to 55,240.84, 82,875.18 and 15,801.28 is: 23,705.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,240.84 : 82,875.18 = 15,801.28 : x
  2. Step 2: Convert to fraction form
    55,240.84/82,875.18 = 15,801.28/x
  3. Step 3: Cross multiply
    55,240.84x = 82,875.18 × 15,801.28
  4. Step 4: Simplify right side
    55,240.84x = 1,309,533,924.23
  5. Step 5: Solve for x
    x = 1,309,533,924.23/55,240.84
  6. Step 6: Final answer
    x = 23,705.90

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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.