Home / 17,689.55-26,534.40-16,802.70

Finding the Fourth Proportional to 17,689.55, 26,534.40 and 16,802.70

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Solution

The fourth proportional to 17,689.55, 26,534.40 and 16,802.70 is: 25,204.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,689.55 : 26,534.40 = 16,802.70 : x
  2. Step 2: Convert to fraction form
    17,689.55/26,534.40 = 16,802.70/x
  3. Step 3: Cross multiply
    17,689.55x = 26,534.40 × 16,802.70
  4. Step 4: Simplify right side
    17,689.55x = 445,849,478.87
  5. Step 5: Solve for x
    x = 445,849,478.87/17,689.55
  6. Step 6: Final answer
    x = 25,204.12

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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.