Home / 26,859.90-40,275.93-14,216.51

Finding the Fourth Proportional to 26,859.90, 40,275.93 and 14,216.51

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Solution

The fourth proportional to 26,859.90, 40,275.93 and 14,216.51 is: 21,317.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,859.90 : 40,275.93 = 14,216.51 : x
  2. Step 2: Convert to fraction form
    26,859.90/40,275.93 = 14,216.51/x
  3. Step 3: Cross multiply
    26,859.90x = 40,275.93 × 14,216.51
  4. Step 4: Simplify right side
    26,859.90x = 572,582,989.83
  5. Step 5: Solve for x
    x = 572,582,989.83/26,859.90
  6. Step 6: Final answer
    x = 21,317.39

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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.