Home / 15,675.17-21,625.76-10,010.18

Finding the Fourth Proportional to 15,675.17, 21,625.76 and 10,010.18

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Solution

The fourth proportional to 15,675.17, 21,625.76 and 10,010.18 is: 13,810.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,675.17 : 21,625.76 = 10,010.18 : x
  2. Step 2: Convert to fraction form
    15,675.17/21,625.76 = 10,010.18/x
  3. Step 3: Cross multiply
    15,675.17x = 21,625.76 × 10,010.18
  4. Step 4: Simplify right side
    15,675.17x = 216,477,592.06
  5. Step 5: Solve for x
    x = 216,477,592.06/15,675.17
  6. Step 6: Final answer
    x = 13,810.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.