Home / 39,950.75-59,926.13-13,655.72

Finding the Fourth Proportional to 39,950.75, 59,926.13 and 13,655.72

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Solution

The fourth proportional to 39,950.75, 59,926.13 and 13,655.72 is: 20,483.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,950.75 : 59,926.13 = 13,655.72 : x
  2. Step 2: Convert to fraction form
    39,950.75/59,926.13 = 13,655.72/x
  3. Step 3: Cross multiply
    39,950.75x = 59,926.13 × 13,655.72
  4. Step 4: Simplify right side
    39,950.75x = 818,334,584.71
  5. Step 5: Solve for x
    x = 818,334,584.71/39,950.75
  6. Step 6: Final answer
    x = 20,483.58

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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.