Home / 39,590.25-59,393.88-11,510.79

Finding the Fourth Proportional to 39,590.25, 59,393.88 and 11,510.79

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Solution

The fourth proportional to 39,590.25, 59,393.88 and 11,510.79 is: 17,268.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,590.25 : 59,393.88 = 11,510.79 : x
  2. Step 2: Convert to fraction form
    39,590.25/59,393.88 = 11,510.79/x
  3. Step 3: Cross multiply
    39,590.25x = 59,393.88 × 11,510.79
  4. Step 4: Simplify right side
    39,590.25x = 683,670,479.97
  5. Step 5: Solve for x
    x = 683,670,479.97/39,590.25
  6. Step 6: Final answer
    x = 17,268.66

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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.