Home / 30,155.60-45,233.40-22,282.40

Finding the Fourth Proportional to 30,155.60, 45,233.40 and 22,282.40

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Solution

The fourth proportional to 30,155.60, 45,233.40 and 22,282.40 is: 33,423.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,155.60 : 45,233.40 = 22,282.40 : x
  2. Step 2: Convert to fraction form
    30,155.60/45,233.40 = 22,282.40/x
  3. Step 3: Cross multiply
    30,155.60x = 45,233.40 × 22,282.40
  4. Step 4: Simplify right side
    30,155.60x = 1,007,908,712.16
  5. Step 5: Solve for x
    x = 1,007,908,712.16/30,155.60
  6. Step 6: Final answer
    x = 33,423.60

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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.