Home / 53,983.02-81,026.38-26,300.46

Finding the Fourth Proportional to 53,983.02, 81,026.38 and 26,300.46

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Solution

The fourth proportional to 53,983.02, 81,026.38 and 26,300.46 is: 39,475.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,983.02 : 81,026.38 = 26,300.46 : x
  2. Step 2: Convert to fraction form
    53,983.02/81,026.38 = 26,300.46/x
  3. Step 3: Cross multiply
    53,983.02x = 81,026.38 × 26,300.46
  4. Step 4: Simplify right side
    53,983.02x = 2,131,031,066.13
  5. Step 5: Solve for x
    x = 2,131,031,066.13/53,983.02
  6. Step 6: Final answer
    x = 39,475.95

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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.