Home / 14,465.18-19,974.30-9,169.40

Finding the Fourth Proportional to 14,465.18, 19,974.30 and 9,169.40

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Solution

The fourth proportional to 14,465.18, 19,974.30 and 9,169.40 is: 12,661.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,465.18 : 19,974.30 = 9,169.40 : x
  2. Step 2: Convert to fraction form
    14,465.18/19,974.30 = 9,169.40/x
  3. Step 3: Cross multiply
    14,465.18x = 19,974.30 × 9,169.40
  4. Step 4: Simplify right side
    14,465.18x = 183,152,346.42
  5. Step 5: Solve for x
    x = 183,152,346.42/14,465.18
  6. Step 6: Final answer
    x = 12,661.60

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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.