Home / 17,221.02-25,806.86-9,810.18

Finding the Fourth Proportional to 17,221.02, 25,806.86 and 9,810.18

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Solution

The fourth proportional to 17,221.02, 25,806.86 and 9,810.18 is: 14,701.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,221.02 : 25,806.86 = 9,810.18 : x
  2. Step 2: Convert to fraction form
    17,221.02/25,806.86 = 9,810.18/x
  3. Step 3: Cross multiply
    17,221.02x = 25,806.86 × 9,810.18
  4. Step 4: Simplify right side
    17,221.02x = 253,169,763.75
  5. Step 5: Solve for x
    x = 253,169,763.75/17,221.02
  6. Step 6: Final answer
    x = 14,701.21

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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.