Home / 17,391.48-26,012.76-16,130.91

Finding the Fourth Proportional to 17,391.48, 26,012.76 and 16,130.91

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Solution

The fourth proportional to 17,391.48, 26,012.76 and 16,130.91 is: 24,127.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,391.48 : 26,012.76 = 16,130.91 : x
  2. Step 2: Convert to fraction form
    17,391.48/26,012.76 = 16,130.91/x
  3. Step 3: Cross multiply
    17,391.48x = 26,012.76 × 16,130.91
  4. Step 4: Simplify right side
    17,391.48x = 419,609,490.41
  5. Step 5: Solve for x
    x = 419,609,490.41/17,391.48
  6. Step 6: Final answer
    x = 24,127.30

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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.