Home / 21,595.25-32,340.63-10,474.40

Finding the Fourth Proportional to 21,595.25, 32,340.63 and 10,474.40

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Solution

The fourth proportional to 21,595.25, 32,340.63 and 10,474.40 is: 15,686.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,595.25 : 32,340.63 = 10,474.40 : x
  2. Step 2: Convert to fraction form
    21,595.25/32,340.63 = 10,474.40/x
  3. Step 3: Cross multiply
    21,595.25x = 32,340.63 × 10,474.40
  4. Step 4: Simplify right side
    21,595.25x = 338,748,694.87
  5. Step 5: Solve for x
    x = 338,748,694.87/21,595.25
  6. Step 6: Final answer
    x = 15,686.26

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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.