Home / 25,611.06-38,421.80-14,522.70

Finding the Fourth Proportional to 25,611.06, 38,421.80 and 14,522.70

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Solution

The fourth proportional to 25,611.06, 38,421.80 and 14,522.70 is: 21,787.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,611.06 : 38,421.80 = 14,522.70 : x
  2. Step 2: Convert to fraction form
    25,611.06/38,421.80 = 14,522.70/x
  3. Step 3: Cross multiply
    25,611.06x = 38,421.80 × 14,522.70
  4. Step 4: Simplify right side
    25,611.06x = 557,988,274.86
  5. Step 5: Solve for x
    x = 557,988,274.86/25,611.06
  6. Step 6: Final answer
    x = 21,787.00

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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.