Home / 21,960.04-32,930.10-9,474.16

Finding the Fourth Proportional to 21,960.04, 32,930.10 and 9,474.16

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Solution

The fourth proportional to 21,960.04, 32,930.10 and 9,474.16 is: 14,206.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,960.04 : 32,930.10 = 9,474.16 : x
  2. Step 2: Convert to fraction form
    21,960.04/32,930.10 = 9,474.16/x
  3. Step 3: Cross multiply
    21,960.04x = 32,930.10 × 9,474.16
  4. Step 4: Simplify right side
    21,960.04x = 311,985,036.22
  5. Step 5: Solve for x
    x = 311,985,036.22/21,960.04
  6. Step 6: Final answer
    x = 14,206.94

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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.