Home / 15,347.22-23,021.36-4,254.03

Finding the Fourth Proportional to 15,347.22, 23,021.36 and 4,254.03

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Solution

The fourth proportional to 15,347.22, 23,021.36 and 4,254.03 is: 6,381.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,347.22 : 23,021.36 = 4,254.03 : x
  2. Step 2: Convert to fraction form
    15,347.22/23,021.36 = 4,254.03/x
  3. Step 3: Cross multiply
    15,347.22x = 23,021.36 × 4,254.03
  4. Step 4: Simplify right side
    15,347.22x = 97,933,534.81
  5. Step 5: Solve for x
    x = 97,933,534.81/15,347.22
  6. Step 6: Final answer
    x = 6,381.19

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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.