Home / 53,225.93-79,837.17-21,626.66

Finding the Fourth Proportional to 53,225.93, 79,837.17 and 21,626.66

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Solution

The fourth proportional to 53,225.93, 79,837.17 and 21,626.66 is: 32,439.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,225.93 : 79,837.17 = 21,626.66 : x
  2. Step 2: Convert to fraction form
    53,225.93/79,837.17 = 21,626.66/x
  3. Step 3: Cross multiply
    53,225.93x = 79,837.17 × 21,626.66
  4. Step 4: Simplify right side
    53,225.93x = 1,726,610,931.77
  5. Step 5: Solve for x
    x = 1,726,610,931.77/53,225.93
  6. Step 6: Final answer
    x = 32,439.28

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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.