Home / 40,665.62-56,118.84-23,679.77

Finding the Fourth Proportional to 40,665.62, 56,118.84 and 23,679.77

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Solution

The fourth proportional to 40,665.62, 56,118.84 and 23,679.77 is: 32,678.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,665.62 : 56,118.84 = 23,679.77 : x
  2. Step 2: Convert to fraction form
    40,665.62/56,118.84 = 23,679.77/x
  3. Step 3: Cross multiply
    40,665.62x = 56,118.84 × 23,679.77
  4. Step 4: Simplify right side
    40,665.62x = 1,328,881,045.61
  5. Step 5: Solve for x
    x = 1,328,881,045.61/40,665.62
  6. Step 6: Final answer
    x = 32,678.24

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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.