Home / 35,349.06-53,031.38-11,655.66

Finding the Fourth Proportional to 35,349.06, 53,031.38 and 11,655.66

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Solution

The fourth proportional to 35,349.06, 53,031.38 and 11,655.66 is: 17,486.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,349.06 : 53,031.38 = 11,655.66 : x
  2. Step 2: Convert to fraction form
    35,349.06/53,031.38 = 11,655.66/x
  3. Step 3: Cross multiply
    35,349.06x = 53,031.38 × 11,655.66
  4. Step 4: Simplify right side
    35,349.06x = 618,115,734.61
  5. Step 5: Solve for x
    x = 618,115,734.61/35,349.06
  6. Step 6: Final answer
    x = 17,486.06

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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.