Home / 36,455.40-54,681.48-10,159.56

Finding the Fourth Proportional to 36,455.40, 54,681.48 and 10,159.56

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Solution

The fourth proportional to 36,455.40, 54,681.48 and 10,159.56 is: 15,238.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,455.40 : 54,681.48 = 10,159.56 : x
  2. Step 2: Convert to fraction form
    36,455.40/54,681.48 = 10,159.56/x
  3. Step 3: Cross multiply
    36,455.40x = 54,681.48 × 10,159.56
  4. Step 4: Simplify right side
    36,455.40x = 555,539,776.95
  5. Step 5: Solve for x
    x = 555,539,776.95/36,455.40
  6. Step 6: Final answer
    x = 15,238.89

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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.