Home / 19,719.46-29,579.65-6,572.90

Finding the Fourth Proportional to 19,719.46, 29,579.65 and 6,572.90

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Solution

The fourth proportional to 19,719.46, 29,579.65 and 6,572.90 is: 9,859.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,719.46 : 29,579.65 = 6,572.90 : x
  2. Step 2: Convert to fraction form
    19,719.46/29,579.65 = 6,572.90/x
  3. Step 3: Cross multiply
    19,719.46x = 29,579.65 × 6,572.90
  4. Step 4: Simplify right side
    19,719.46x = 194,424,081.49
  5. Step 5: Solve for x
    x = 194,424,081.49/19,719.46
  6. Step 6: Final answer
    x = 9,859.50

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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.