Home / 15,347.49-23,021.70-4,254.27

Finding the Fourth Proportional to 15,347.49, 23,021.70 and 4,254.27

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Solution

The fourth proportional to 15,347.49, 23,021.70 and 4,254.27 is: 6,381.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,347.49 : 23,021.70 = 4,254.27 : x
  2. Step 2: Convert to fraction form
    15,347.49/23,021.70 = 4,254.27/x
  3. Step 3: Cross multiply
    15,347.49x = 23,021.70 × 4,254.27
  4. Step 4: Simplify right side
    15,347.49x = 97,940,412.55
  5. Step 5: Solve for x
    x = 97,940,412.55/15,347.49
  6. Step 6: Final answer
    x = 6,381.53

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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.