Home / 25,061.15-34,598.99-21,698.63

Finding the Fourth Proportional to 25,061.15, 34,598.99 and 21,698.63

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Solution

The fourth proportional to 25,061.15, 34,598.99 and 21,698.63 is: 29,956.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,061.15 : 34,598.99 = 21,698.63 : x
  2. Step 2: Convert to fraction form
    25,061.15/34,598.99 = 21,698.63/x
  3. Step 3: Cross multiply
    25,061.15x = 34,598.99 × 21,698.63
  4. Step 4: Simplify right side
    25,061.15x = 750,750,823.13
  5. Step 5: Solve for x
    x = 750,750,823.13/25,061.15
  6. Step 6: Final answer
    x = 29,956.76

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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.