Home / 16,943.72-25,407.90-9,140.84

Finding the Fourth Proportional to 16,943.72, 25,407.90 and 9,140.84

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Solution

The fourth proportional to 16,943.72, 25,407.90 and 9,140.84 is: 13,707.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,943.72 : 25,407.90 = 9,140.84 : x
  2. Step 2: Convert to fraction form
    16,943.72/25,407.90 = 9,140.84/x
  3. Step 3: Cross multiply
    16,943.72x = 25,407.90 × 9,140.84
  4. Step 4: Simplify right side
    16,943.72x = 232,249,548.64
  5. Step 5: Solve for x
    x = 232,249,548.64/16,943.72
  6. Step 6: Final answer
    x = 13,707.12

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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.