Home / 17,681.40-26,522.10-4,534.80

Finding the Fourth Proportional to 17,681.40, 26,522.10 and 4,534.80

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Solution

The fourth proportional to 17,681.40, 26,522.10 and 4,534.80 is: 6,802.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,681.40 : 26,522.10 = 4,534.80 : x
  2. Step 2: Convert to fraction form
    17,681.40/26,522.10 = 4,534.80/x
  3. Step 3: Cross multiply
    17,681.40x = 26,522.10 × 4,534.80
  4. Step 4: Simplify right side
    17,681.40x = 120,272,419.08
  5. Step 5: Solve for x
    x = 120,272,419.08/17,681.40
  6. Step 6: Final answer
    x = 6,802.20

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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.