Home / 53,271.44-79,920.17-17,732.69

Finding the Fourth Proportional to 53,271.44, 79,920.17 and 17,732.69

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Solution

The fourth proportional to 53,271.44, 79,920.17 and 17,732.69 is: 26,603.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,271.44 : 79,920.17 = 17,732.69 : x
  2. Step 2: Convert to fraction form
    53,271.44/79,920.17 = 17,732.69/x
  3. Step 3: Cross multiply
    53,271.44x = 79,920.17 × 17,732.69
  4. Step 4: Simplify right side
    53,271.44x = 1,417,199,477.29
  5. Step 5: Solve for x
    x = 1,417,199,477.29/53,271.44
  6. Step 6: Final answer
    x = 26,603.36

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1.5x scale

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.