Home / 17,681.55-26,505.51-6,580.63

Finding the Fourth Proportional to 17,681.55, 26,505.51 and 6,580.63

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Solution

The fourth proportional to 17,681.55, 26,505.51 and 6,580.63 is: 9,864.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,681.55 : 26,505.51 = 6,580.63 : x
  2. Step 2: Convert to fraction form
    17,681.55/26,505.51 = 6,580.63/x
  3. Step 3: Cross multiply
    17,681.55x = 26,505.51 × 6,580.63
  4. Step 4: Simplify right side
    17,681.55x = 174,422,954.27
  5. Step 5: Solve for x
    x = 174,422,954.27/17,681.55
  6. Step 6: Final answer
    x = 9,864.69

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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.