Home / 19,624.40-29,436.60-10,854.80

Finding the Fourth Proportional to 19,624.40, 29,436.60 and 10,854.80

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Solution

The fourth proportional to 19,624.40, 29,436.60 and 10,854.80 is: 16,282.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,624.40 : 29,436.60 = 10,854.80 : x
  2. Step 2: Convert to fraction form
    19,624.40/29,436.60 = 10,854.80/x
  3. Step 3: Cross multiply
    19,624.40x = 29,436.60 × 10,854.80
  4. Step 4: Simplify right side
    19,624.40x = 319,528,405.68
  5. Step 5: Solve for x
    x = 319,528,405.68/19,624.40
  6. Step 6: Final answer
    x = 16,282.20

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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.