Home / 28,228.59-42,599.06-27,287.50

Finding the Fourth Proportional to 28,228.59, 42,599.06 and 27,287.50

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Solution

The fourth proportional to 28,228.59, 42,599.06 and 27,287.50 is: 41,178.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,228.59 : 42,599.06 = 27,287.50 : x
  2. Step 2: Convert to fraction form
    28,228.59/42,599.06 = 27,287.50/x
  3. Step 3: Cross multiply
    28,228.59x = 42,599.06 × 27,287.50
  4. Step 4: Simplify right side
    28,228.59x = 1,162,421,590.11
  5. Step 5: Solve for x
    x = 1,162,421,590.11/28,228.59
  6. Step 6: Final answer
    x = 41,178.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.