Home / 39,297.66-58,955.71-13,002.40

Finding the Fourth Proportional to 39,297.66, 58,955.71 and 13,002.40

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Solution

The fourth proportional to 39,297.66, 58,955.71 and 13,002.40 is: 19,506.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,297.66 : 58,955.71 = 13,002.40 : x
  2. Step 2: Convert to fraction form
    39,297.66/58,955.71 = 13,002.40/x
  3. Step 3: Cross multiply
    39,297.66x = 58,955.71 × 13,002.40
  4. Step 4: Simplify right side
    39,297.66x = 766,565,641.74
  5. Step 5: Solve for x
    x = 766,565,641.74/39,297.66
  6. Step 6: Final answer
    x = 19,506.65

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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.