Home / 9,868.59-14,730.90-8,623.02

Finding the Fourth Proportional to 9,868.59, 14,730.90 and 8,623.02

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Solution

The fourth proportional to 9,868.59, 14,730.90 and 8,623.02 is: 12,871.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,868.59 : 14,730.90 = 8,623.02 : x
  2. Step 2: Convert to fraction form
    9,868.59/14,730.90 = 8,623.02/x
  3. Step 3: Cross multiply
    9,868.59x = 14,730.90 × 8,623.02
  4. Step 4: Simplify right side
    9,868.59x = 127,024,845.32
  5. Step 5: Solve for x
    x = 127,024,845.32/9,868.59
  6. Step 6: Final answer
    x = 12,871.63

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.