Home / 13,043.95-19,557.28-4,722.88

Finding the Fourth Proportional to 13,043.95, 19,557.28 and 4,722.88

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Solution

The fourth proportional to 13,043.95, 19,557.28 and 4,722.88 is: 7,081.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,043.95 : 19,557.28 = 4,722.88 : x
  2. Step 2: Convert to fraction form
    13,043.95/19,557.28 = 4,722.88/x
  3. Step 3: Cross multiply
    13,043.95x = 19,557.28 × 4,722.88
  4. Step 4: Simplify right side
    13,043.95x = 92,366,686.57
  5. Step 5: Solve for x
    x = 92,366,686.57/13,043.95
  6. Step 6: Final answer
    x = 7,081.19

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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.