Home / 40,426.07-55,788.01-22,521.12

Finding the Fourth Proportional to 40,426.07, 55,788.01 and 22,521.12

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Solution

The fourth proportional to 40,426.07, 55,788.01 and 22,521.12 is: 31,079.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,426.07 : 55,788.01 = 22,521.12 : x
  2. Step 2: Convert to fraction form
    40,426.07/55,788.01 = 22,521.12/x
  3. Step 3: Cross multiply
    40,426.07x = 55,788.01 × 22,521.12
  4. Step 4: Simplify right side
    40,426.07x = 1,256,408,467.77
  5. Step 5: Solve for x
    x = 1,256,408,467.77/40,426.07
  6. Step 6: Final answer
    x = 31,079.16

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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.