Home / 39,091.74-58,602.07-20,349.76

Finding the Fourth Proportional to 39,091.74, 58,602.07 and 20,349.76

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Solution

The fourth proportional to 39,091.74, 58,602.07 and 20,349.76 is: 30,506.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,091.74 : 58,602.07 = 20,349.76 : x
  2. Step 2: Convert to fraction form
    39,091.74/58,602.07 = 20,349.76/x
  3. Step 3: Cross multiply
    39,091.74x = 58,602.07 × 20,349.76
  4. Step 4: Simplify right side
    39,091.74x = 1,192,537,665.24
  5. Step 5: Solve for x
    x = 1,192,537,665.24/39,091.74
  6. Step 6: Final answer
    x = 30,506.13

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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.