Home / 21,052.04-31,571.76-17,345.08

Finding the Fourth Proportional to 21,052.04, 31,571.76 and 17,345.08

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Solution

The fourth proportional to 21,052.04, 31,571.76 and 17,345.08 is: 26,012.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,052.04 : 31,571.76 = 17,345.08 : x
  2. Step 2: Convert to fraction form
    21,052.04/31,571.76 = 17,345.08/x
  3. Step 3: Cross multiply
    21,052.04x = 31,571.76 × 17,345.08
  4. Step 4: Simplify right side
    21,052.04x = 547,614,702.94
  5. Step 5: Solve for x
    x = 547,614,702.94/21,052.04
  6. Step 6: Final answer
    x = 26,012.43

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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.