Home / 22,038.23-30,405.15-14,085.11

Finding the Fourth Proportional to 22,038.23, 30,405.15 and 14,085.11

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Solution

The fourth proportional to 22,038.23, 30,405.15 and 14,085.11 is: 19,432.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,038.23 : 30,405.15 = 14,085.11 : x
  2. Step 2: Convert to fraction form
    22,038.23/30,405.15 = 14,085.11/x
  3. Step 3: Cross multiply
    22,038.23x = 30,405.15 × 14,085.11
  4. Step 4: Simplify right side
    22,038.23x = 428,259,882.32
  5. Step 5: Solve for x
    x = 428,259,882.32/22,038.23
  6. Step 6: Final answer
    x = 19,432.59

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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.