Home / 14,557.77-21,836.66-9,658.71

Finding the Fourth Proportional to 14,557.77, 21,836.66 and 9,658.71

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Solution

The fourth proportional to 14,557.77, 21,836.66 and 9,658.71 is: 14,488.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,557.77 : 21,836.66 = 9,658.71 : x
  2. Step 2: Convert to fraction form
    14,557.77/21,836.66 = 9,658.71/x
  3. Step 3: Cross multiply
    14,557.77x = 21,836.66 × 9,658.71
  4. Step 4: Simplify right side
    14,557.77x = 210,913,918.02
  5. Step 5: Solve for x
    x = 210,913,918.02/14,557.77
  6. Step 6: Final answer
    x = 14,488.07

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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.