Home / 40,878.16-61,304.28-17,498.32

Finding the Fourth Proportional to 40,878.16, 61,304.28 and 17,498.32

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Solution

The fourth proportional to 40,878.16, 61,304.28 and 17,498.32 is: 26,241.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,878.16 : 61,304.28 = 17,498.32 : x
  2. Step 2: Convert to fraction form
    40,878.16/61,304.28 = 17,498.32/x
  3. Step 3: Cross multiply
    40,878.16x = 61,304.28 × 17,498.32
  4. Step 4: Simplify right side
    40,878.16x = 1,072,721,908.81
  5. Step 5: Solve for x
    x = 1,072,721,908.81/40,878.16
  6. Step 6: Final answer
    x = 26,241.93

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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.