Home / 15,347.22-23,021.32-4,254.02

Finding the Fourth Proportional to 15,347.22, 23,021.32 and 4,254.02

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Solution

The fourth proportional to 15,347.22, 23,021.32 and 4,254.02 is: 6,381.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,347.22 : 23,021.32 = 4,254.02 : x
  2. Step 2: Convert to fraction form
    15,347.22/23,021.32 = 4,254.02/x
  3. Step 3: Cross multiply
    15,347.22x = 23,021.32 × 4,254.02
  4. Step 4: Simplify right side
    15,347.22x = 97,933,155.71
  5. Step 5: Solve for x
    x = 97,933,155.71/15,347.22
  6. Step 6: Final answer
    x = 6,381.17

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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.