Home / 39,152.60-58,728.39-9,570.69

Finding the Fourth Proportional to 39,152.60, 58,728.39 and 9,570.69

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Solution

The fourth proportional to 39,152.60, 58,728.39 and 9,570.69 is: 14,355.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,152.60 : 58,728.39 = 9,570.69 : x
  2. Step 2: Convert to fraction form
    39,152.60/58,728.39 = 9,570.69/x
  3. Step 3: Cross multiply
    39,152.60x = 58,728.39 × 9,570.69
  4. Step 4: Simplify right side
    39,152.60x = 562,071,361.71
  5. Step 5: Solve for x
    x = 562,071,361.71/39,152.60
  6. Step 6: Final answer
    x = 14,355.91

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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.