Home / 25,038.62-34,539.15-17,870.30

Finding the Fourth Proportional to 25,038.62, 34,539.15 and 17,870.30

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Solution

The fourth proportional to 25,038.62, 34,539.15 and 17,870.30 is: 24,650.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,038.62 : 34,539.15 = 17,870.30 : x
  2. Step 2: Convert to fraction form
    25,038.62/34,539.15 = 17,870.30/x
  3. Step 3: Cross multiply
    25,038.62x = 34,539.15 × 17,870.30
  4. Step 4: Simplify right side
    25,038.62x = 617,224,972.25
  5. Step 5: Solve for x
    x = 617,224,972.25/25,038.62
  6. Step 6: Final answer
    x = 24,650.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.