Home / 16,158.94-22,303.30-9,876.58

Finding the Fourth Proportional to 16,158.94, 22,303.30 and 9,876.58

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Solution

The fourth proportional to 16,158.94, 22,303.30 and 9,876.58 is: 13,632.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,158.94 : 22,303.30 = 9,876.58 : x
  2. Step 2: Convert to fraction form
    16,158.94/22,303.30 = 9,876.58/x
  3. Step 3: Cross multiply
    16,158.94x = 22,303.30 × 9,876.58
  4. Step 4: Simplify right side
    16,158.94x = 220,280,326.71
  5. Step 5: Solve for x
    x = 220,280,326.71/16,158.94
  6. Step 6: Final answer
    x = 13,632.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.