Home / 25,718.53-38,577.52-19,516.63

Finding the Fourth Proportional to 25,718.53, 38,577.52 and 19,516.63

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Solution

The fourth proportional to 25,718.53, 38,577.52 and 19,516.63 is: 29,274.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,718.53 : 38,577.52 = 19,516.63 : x
  2. Step 2: Convert to fraction form
    25,718.53/38,577.52 = 19,516.63/x
  3. Step 3: Cross multiply
    25,718.53x = 38,577.52 × 19,516.63
  4. Step 4: Simplify right side
    25,718.53x = 752,903,184.16
  5. Step 5: Solve for x
    x = 752,903,184.16/25,718.53
  6. Step 6: Final answer
    x = 29,274.74

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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.