Home / 53,111.40-79,648.74-23,549.91

Finding the Fourth Proportional to 53,111.40, 79,648.74 and 23,549.91

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Solution

The fourth proportional to 53,111.40, 79,648.74 and 23,549.91 is: 35,316.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,111.40 : 79,648.74 = 23,549.91 : x
  2. Step 2: Convert to fraction form
    53,111.40/79,648.74 = 23,549.91/x
  3. Step 3: Cross multiply
    53,111.40x = 79,648.74 × 23,549.91
  4. Step 4: Simplify right side
    53,111.40x = 1,875,720,658.61
  5. Step 5: Solve for x
    x = 1,875,720,658.61/53,111.40
  6. Step 6: Final answer
    x = 35,316.72

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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.