Home / 19,563.73-29,319.65-10,656.21

Finding the Fourth Proportional to 19,563.73, 29,319.65 and 10,656.21

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Solution

The fourth proportional to 19,563.73, 29,319.65 and 10,656.21 is: 15,970.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,563.73 : 29,319.65 = 10,656.21 : x
  2. Step 2: Convert to fraction form
    19,563.73/29,319.65 = 10,656.21/x
  3. Step 3: Cross multiply
    19,563.73x = 29,319.65 × 10,656.21
  4. Step 4: Simplify right side
    19,563.73x = 312,436,434.80
  5. Step 5: Solve for x
    x = 312,436,434.80/19,563.73
  6. Step 6: Final answer
    x = 15,970.18

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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.