Home / 23,155.95-34,705.43-13,169.08

Finding the Fourth Proportional to 23,155.95, 34,705.43 and 13,169.08

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Solution

The fourth proportional to 23,155.95, 34,705.43 and 13,169.08 is: 19,737.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,155.95 : 34,705.43 = 13,169.08 : x
  2. Step 2: Convert to fraction form
    23,155.95/34,705.43 = 13,169.08/x
  3. Step 3: Cross multiply
    23,155.95x = 34,705.43 × 13,169.08
  4. Step 4: Simplify right side
    23,155.95x = 457,038,344.73
  5. Step 5: Solve for x
    x = 457,038,344.73/23,155.95
  6. Step 6: Final answer
    x = 19,737.40

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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.