Home / 35,345.97-53,017.58-11,972.41

Finding the Fourth Proportional to 35,345.97, 53,017.58 and 11,972.41

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Solution

The fourth proportional to 35,345.97, 53,017.58 and 11,972.41 is: 17,958.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,345.97 : 53,017.58 = 11,972.41 : x
  2. Step 2: Convert to fraction form
    35,345.97/53,017.58 = 11,972.41/x
  3. Step 3: Cross multiply
    35,345.97x = 53,017.58 × 11,972.41
  4. Step 4: Simplify right side
    35,345.97x = 634,748,145.11
  5. Step 5: Solve for x
    x = 634,748,145.11/35,345.97
  6. Step 6: Final answer
    x = 17,958.15

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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.