Home / 16,058.80-22,165.60-9,345.72

Finding the Fourth Proportional to 16,058.80, 22,165.60 and 9,345.72

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Solution

The fourth proportional to 16,058.80, 22,165.60 and 9,345.72 is: 12,899.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,058.80 : 22,165.60 = 9,345.72 : x
  2. Step 2: Convert to fraction form
    16,058.80/22,165.60 = 9,345.72/x
  3. Step 3: Cross multiply
    16,058.80x = 22,165.60 × 9,345.72
  4. Step 4: Simplify right side
    16,058.80x = 207,153,491.23
  5. Step 5: Solve for x
    x = 207,153,491.23/16,058.80
  6. Step 6: Final answer
    x = 12,899.69

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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.