Home / 26,276.31-39,420.41-8,746.83

Finding the Fourth Proportional to 26,276.31, 39,420.41 and 8,746.83

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Solution

The fourth proportional to 26,276.31, 39,420.41 and 8,746.83 is: 13,122.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,276.31 : 39,420.41 = 8,746.83 : x
  2. Step 2: Convert to fraction form
    26,276.31/39,420.41 = 8,746.83/x
  3. Step 3: Cross multiply
    26,276.31x = 39,420.41 × 8,746.83
  4. Step 4: Simplify right side
    26,276.31x = 344,803,581.07
  5. Step 5: Solve for x
    x = 344,803,581.07/26,276.31
  6. Step 6: Final answer
    x = 13,122.22

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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.