Home / 37,784.39-56,684.78-11,488.45

Finding the Fourth Proportional to 37,784.39, 56,684.78 and 11,488.45

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Solution

The fourth proportional to 37,784.39, 56,684.78 and 11,488.45 is: 17,235.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,784.39 : 56,684.78 = 11,488.45 : x
  2. Step 2: Convert to fraction form
    37,784.39/56,684.78 = 11,488.45/x
  3. Step 3: Cross multiply
    37,784.39x = 56,684.78 × 11,488.45
  4. Step 4: Simplify right side
    37,784.39x = 651,220,260.79
  5. Step 5: Solve for x
    x = 651,220,260.79/37,784.39
  6. Step 6: Final answer
    x = 17,235.17

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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.