Home / 26,089.71-39,126.35-8,555.46

Finding the Fourth Proportional to 26,089.71, 39,126.35 and 8,555.46

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Solution

The fourth proportional to 26,089.71, 39,126.35 and 8,555.46 is: 12,830.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,089.71 : 39,126.35 = 8,555.46 : x
  2. Step 2: Convert to fraction form
    26,089.71/39,126.35 = 8,555.46/x
  3. Step 3: Cross multiply
    26,089.71x = 39,126.35 × 8,555.46
  4. Step 4: Simplify right side
    26,089.71x = 334,743,943.76
  5. Step 5: Solve for x
    x = 334,743,943.76/26,089.71
  6. Step 6: Final answer
    x = 12,830.50

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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.