Home / 15,826.64-23,731.95-5,292.91

Finding the Fourth Proportional to 15,826.64, 23,731.95 and 5,292.91

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Solution

The fourth proportional to 15,826.64, 23,731.95 and 5,292.91 is: 7,936.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,826.64 : 23,731.95 = 5,292.91 : x
  2. Step 2: Convert to fraction form
    15,826.64/23,731.95 = 5,292.91/x
  3. Step 3: Cross multiply
    15,826.64x = 23,731.95 × 5,292.91
  4. Step 4: Simplify right side
    15,826.64x = 125,611,075.47
  5. Step 5: Solve for x
    x = 125,611,075.47/15,826.64
  6. Step 6: Final answer
    x = 7,936.69

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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.