Home / 16,970.64-25,468.92-7,117.80

Finding the Fourth Proportional to 16,970.64, 25,468.92 and 7,117.80

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Solution

The fourth proportional to 16,970.64, 25,468.92 and 7,117.80 is: 10,682.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,970.64 : 25,468.92 = 7,117.80 : x
  2. Step 2: Convert to fraction form
    16,970.64/25,468.92 = 7,117.80/x
  3. Step 3: Cross multiply
    16,970.64x = 25,468.92 × 7,117.80
  4. Step 4: Simplify right side
    16,970.64x = 181,282,678.78
  5. Step 5: Solve for x
    x = 181,282,678.78/16,970.64
  6. Step 6: Final answer
    x = 10,682.14

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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.