Home / 40,888.48-56,416.08-22,979.92

Finding the Fourth Proportional to 40,888.48, 56,416.08 and 22,979.92

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Solution

The fourth proportional to 40,888.48, 56,416.08 and 22,979.92 is: 31,706.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,888.48 : 56,416.08 = 22,979.92 : x
  2. Step 2: Convert to fraction form
    40,888.48/56,416.08 = 22,979.92/x
  3. Step 3: Cross multiply
    40,888.48x = 56,416.08 × 22,979.92
  4. Step 4: Simplify right side
    40,888.48x = 1,296,437,005.11
  5. Step 5: Solve for x
    x = 1,296,437,005.11/40,888.48
  6. Step 6: Final answer
    x = 31,706.66

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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.