Home / 15,985.26-22,059.30-10,020.18

Finding the Fourth Proportional to 15,985.26, 22,059.30 and 10,020.18

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Solution

The fourth proportional to 15,985.26, 22,059.30 and 10,020.18 is: 13,827.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,985.26 : 22,059.30 = 10,020.18 : x
  2. Step 2: Convert to fraction form
    15,985.26/22,059.30 = 10,020.18/x
  3. Step 3: Cross multiply
    15,985.26x = 22,059.30 × 10,020.18
  4. Step 4: Simplify right side
    15,985.26x = 221,038,156.67
  5. Step 5: Solve for x
    x = 221,038,156.67/15,985.26
  6. Step 6: Final answer
    x = 13,827.62

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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.