Home / 26,599.04-36,686.40-20,332.16

Finding the Fourth Proportional to 26,599.04, 36,686.40 and 20,332.16

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Solution

The fourth proportional to 26,599.04, 36,686.40 and 20,332.16 is: 28,042.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,599.04 : 36,686.40 = 20,332.16 : x
  2. Step 2: Convert to fraction form
    26,599.04/36,686.40 = 20,332.16/x
  3. Step 3: Cross multiply
    26,599.04x = 36,686.40 × 20,332.16
  4. Step 4: Simplify right side
    26,599.04x = 745,913,754.62
  5. Step 5: Solve for x
    x = 745,913,754.62/26,599.04
  6. Step 6: Final answer
    x = 28,042.88

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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.