Home / 16,985.17-25,479.12-6,460.23

Finding the Fourth Proportional to 16,985.17, 25,479.12 and 6,460.23

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Solution

The fourth proportional to 16,985.17, 25,479.12 and 6,460.23 is: 9,690.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,985.17 : 25,479.12 = 6,460.23 : x
  2. Step 2: Convert to fraction form
    16,985.17/25,479.12 = 6,460.23/x
  3. Step 3: Cross multiply
    16,985.17x = 25,479.12 × 6,460.23
  4. Step 4: Simplify right side
    16,985.17x = 164,600,975.40
  5. Step 5: Solve for x
    x = 164,600,975.40/16,985.17
  6. Step 6: Final answer
    x = 9,690.86

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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.