Home / 15,347.35-23,021.51-4,254.14

Finding the Fourth Proportional to 15,347.35, 23,021.51 and 4,254.14

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Solution

The fourth proportional to 15,347.35, 23,021.51 and 4,254.14 is: 6,381.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,347.35 : 23,021.51 = 4,254.14 : x
  2. Step 2: Convert to fraction form
    15,347.35/23,021.51 = 4,254.14/x
  3. Step 3: Cross multiply
    15,347.35x = 23,021.51 × 4,254.14
  4. Step 4: Simplify right side
    15,347.35x = 97,936,726.55
  5. Step 5: Solve for x
    x = 97,936,726.55/15,347.35
  6. Step 6: Final answer
    x = 6,381.34

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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.