Home / 13,948.56-19,248.10-8,283.02

Finding the Fourth Proportional to 13,948.56, 19,248.10 and 8,283.02

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Solution

The fourth proportional to 13,948.56, 19,248.10 and 8,283.02 is: 11,430.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,948.56 : 19,248.10 = 8,283.02 : x
  2. Step 2: Convert to fraction form
    13,948.56/19,248.10 = 8,283.02/x
  3. Step 3: Cross multiply
    13,948.56x = 19,248.10 × 8,283.02
  4. Step 4: Simplify right side
    13,948.56x = 159,432,280.31
  5. Step 5: Solve for x
    x = 159,432,280.31/13,948.56
  6. Step 6: Final answer
    x = 11,430.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.