Home / 39,085.81-58,628.20-9,503.56

Finding the Fourth Proportional to 39,085.81, 58,628.20 and 9,503.56

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Solution

The fourth proportional to 39,085.81, 58,628.20 and 9,503.56 is: 14,255.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,085.81 : 58,628.20 = 9,503.56 : x
  2. Step 2: Convert to fraction form
    39,085.81/58,628.20 = 9,503.56/x
  3. Step 3: Cross multiply
    39,085.81x = 58,628.20 × 9,503.56
  4. Step 4: Simplify right side
    39,085.81x = 557,176,616.39
  5. Step 5: Solve for x
    x = 557,176,616.39/39,085.81
  6. Step 6: Final answer
    x = 14,255.21

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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.