Home / 16,689.96-25,034.88-4,210.02

Finding the Fourth Proportional to 16,689.96, 25,034.88 and 4,210.02

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Solution

The fourth proportional to 16,689.96, 25,034.88 and 4,210.02 is: 6,315.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,689.96 : 25,034.88 = 4,210.02 : x
  2. Step 2: Convert to fraction form
    16,689.96/25,034.88 = 4,210.02/x
  3. Step 3: Cross multiply
    16,689.96x = 25,034.88 × 4,210.02
  4. Step 4: Simplify right side
    16,689.96x = 105,397,345.50
  5. Step 5: Solve for x
    x = 105,397,345.50/16,689.96
  6. Step 6: Final answer
    x = 6,315.01

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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.