Home / 13,248.79-19,877.16-5,347.24

Finding the Fourth Proportional to 13,248.79, 19,877.16 and 5,347.24

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Solution

The fourth proportional to 13,248.79, 19,877.16 and 5,347.24 is: 8,022.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,248.79 : 19,877.16 = 5,347.24 : x
  2. Step 2: Convert to fraction form
    13,248.79/19,877.16 = 5,347.24/x
  3. Step 3: Cross multiply
    13,248.79x = 19,877.16 × 5,347.24
  4. Step 4: Simplify right side
    13,248.79x = 106,287,945.04
  5. Step 5: Solve for x
    x = 106,287,945.04/13,248.79
  6. Step 6: Final answer
    x = 8,022.46

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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.