Home / 35,487.18-53,243.52-15,215.46

Finding the Fourth Proportional to 35,487.18, 53,243.52 and 15,215.46

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Solution

The fourth proportional to 35,487.18, 53,243.52 and 15,215.46 is: 22,828.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,487.18 : 53,243.52 = 15,215.46 : x
  2. Step 2: Convert to fraction form
    35,487.18/53,243.52 = 15,215.46/x
  3. Step 3: Cross multiply
    35,487.18x = 53,243.52 × 15,215.46
  4. Step 4: Simplify right side
    35,487.18x = 810,124,648.82
  5. Step 5: Solve for x
    x = 810,124,648.82/35,487.18
  6. Step 6: Final answer
    x = 22,828.66

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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.