Home / 39,012.77-58,518.85-20,283.14

Finding the Fourth Proportional to 39,012.77, 58,518.85 and 20,283.14

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Solution

The fourth proportional to 39,012.77, 58,518.85 and 20,283.14 is: 30,424.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,012.77 : 58,518.85 = 20,283.14 : x
  2. Step 2: Convert to fraction form
    39,012.77/58,518.85 = 20,283.14/x
  3. Step 3: Cross multiply
    39,012.77x = 58,518.85 × 20,283.14
  4. Step 4: Simplify right side
    39,012.77x = 1,186,946,027.19
  5. Step 5: Solve for x
    x = 1,186,946,027.19/39,012.77
  6. Step 6: Final answer
    x = 30,424.55

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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.