Home / 25,330.95-37,954.80-8,681.89

Finding the Fourth Proportional to 25,330.95, 37,954.80 and 8,681.89

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Solution

The fourth proportional to 25,330.95, 37,954.80 and 8,681.89 is: 13,008.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,330.95 : 37,954.80 = 8,681.89 : x
  2. Step 2: Convert to fraction form
    25,330.95/37,954.80 = 8,681.89/x
  3. Step 3: Cross multiply
    25,330.95x = 37,954.80 × 8,681.89
  4. Step 4: Simplify right side
    25,330.95x = 329,519,506.02
  5. Step 5: Solve for x
    x = 329,519,506.02/25,330.95
  6. Step 6: Final answer
    x = 13,008.57

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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.