Home / 39,926.76-55,088.76-29,297.92

Finding the Fourth Proportional to 39,926.76, 55,088.76 and 29,297.92

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Solution

The fourth proportional to 39,926.76, 55,088.76 and 29,297.92 is: 40,423.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,926.76 : 55,088.76 = 29,297.92 : x
  2. Step 2: Convert to fraction form
    39,926.76/55,088.76 = 29,297.92/x
  3. Step 3: Cross multiply
    39,926.76x = 55,088.76 × 29,297.92
  4. Step 4: Simplify right side
    39,926.76x = 1,613,986,083.38
  5. Step 5: Solve for x
    x = 1,613,986,083.38/39,926.76
  6. Step 6: Final answer
    x = 40,423.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.