Home / 16,263.04-22,442.80-9,887.52

Finding the Fourth Proportional to 16,263.04, 22,442.80 and 9,887.52

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Solution

The fourth proportional to 16,263.04, 22,442.80 and 9,887.52 is: 13,644.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,263.04 : 22,442.80 = 9,887.52 : x
  2. Step 2: Convert to fraction form
    16,263.04/22,442.80 = 9,887.52/x
  3. Step 3: Cross multiply
    16,263.04x = 22,442.80 × 9,887.52
  4. Step 4: Simplify right side
    16,263.04x = 221,903,633.86
  5. Step 5: Solve for x
    x = 221,903,633.86/16,263.04
  6. Step 6: Final answer
    x = 13,644.66

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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.