Home / 19,724.04-29,595.28-8,629.29

Finding the Fourth Proportional to 19,724.04, 29,595.28 and 8,629.29

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Solution

The fourth proportional to 19,724.04, 29,595.28 and 8,629.29 is: 12,947.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,724.04 : 29,595.28 = 8,629.29 : x
  2. Step 2: Convert to fraction form
    19,724.04/29,595.28 = 8,629.29/x
  3. Step 3: Cross multiply
    19,724.04x = 29,595.28 × 8,629.29
  4. Step 4: Simplify right side
    19,724.04x = 255,386,232.18
  5. Step 5: Solve for x
    x = 255,386,232.18/19,724.04
  6. Step 6: Final answer
    x = 12,947.97

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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.