Home / 39,071.81-58,264.55-38,716.58

Finding the Fourth Proportional to 39,071.81, 58,264.55 and 38,716.58

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Solution

The fourth proportional to 39,071.81, 58,264.55 and 38,716.58 is: 57,734.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,071.81 : 58,264.55 = 38,716.58 : x
  2. Step 2: Convert to fraction form
    39,071.81/58,264.55 = 38,716.58/x
  3. Step 3: Cross multiply
    39,071.81x = 58,264.55 × 38,716.58
  4. Step 4: Simplify right side
    39,071.81x = 2,255,803,626.33
  5. Step 5: Solve for x
    x = 2,255,803,626.33/39,071.81
  6. Step 6: Final answer
    x = 57,734.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.