Home / 28,295.52-42,382.68-14,926.28

Finding the Fourth Proportional to 28,295.52, 42,382.68 and 14,926.28

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Solution

The fourth proportional to 28,295.52, 42,382.68 and 14,926.28 is: 22,357.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,295.52 : 42,382.68 = 14,926.28 : x
  2. Step 2: Convert to fraction form
    28,295.52/42,382.68 = 14,926.28/x
  3. Step 3: Cross multiply
    28,295.52x = 42,382.68 × 14,926.28
  4. Step 4: Simplify right side
    28,295.52x = 632,615,748.83
  5. Step 5: Solve for x
    x = 632,615,748.83/28,295.52
  6. Step 6: Final answer
    x = 22,357.45

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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.