Home / 40,864.24-61,296.27-10,878.49

Finding the Fourth Proportional to 40,864.24, 61,296.27 and 10,878.49

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Solution

The fourth proportional to 40,864.24, 61,296.27 and 10,878.49 is: 16,317.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,864.24 : 61,296.27 = 10,878.49 : x
  2. Step 2: Convert to fraction form
    40,864.24/61,296.27 = 10,878.49/x
  3. Step 3: Cross multiply
    40,864.24x = 61,296.27 × 10,878.49
  4. Step 4: Simplify right side
    40,864.24x = 666,810,612.46
  5. Step 5: Solve for x
    x = 666,810,612.46/40,864.24
  6. Step 6: Final answer
    x = 16,317.70

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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.