Home / 17,674.24-24,389.12-12,646.40

Finding the Fourth Proportional to 17,674.24, 24,389.12 and 12,646.40

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Solution

The fourth proportional to 17,674.24, 24,389.12 and 12,646.40 is: 17,451.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,674.24 : 24,389.12 = 12,646.40 : x
  2. Step 2: Convert to fraction form
    17,674.24/24,389.12 = 12,646.40/x
  3. Step 3: Cross multiply
    17,674.24x = 24,389.12 × 12,646.40
  4. Step 4: Simplify right side
    17,674.24x = 308,434,567.17
  5. Step 5: Solve for x
    x = 308,434,567.17/17,674.24
  6. Step 6: Final answer
    x = 17,451.08

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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.