Home / 35,134.47-48,486.77-19,218.91

Finding the Fourth Proportional to 35,134.47, 48,486.77 and 19,218.91

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Solution

The fourth proportional to 35,134.47, 48,486.77 and 19,218.91 is: 26,522.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,134.47 : 48,486.77 = 19,218.91 : x
  2. Step 2: Convert to fraction form
    35,134.47/48,486.77 = 19,218.91/x
  3. Step 3: Cross multiply
    35,134.47x = 48,486.77 × 19,218.91
  4. Step 4: Simplify right side
    35,134.47x = 931,862,868.82
  5. Step 5: Solve for x
    x = 931,862,868.82/35,134.47
  6. Step 6: Final answer
    x = 26,522.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.