Home / 37,616.16-51,910.08-21,700.32

Finding the Fourth Proportional to 37,616.16, 51,910.08 and 21,700.32

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Solution

The fourth proportional to 37,616.16, 51,910.08 and 21,700.32 is: 29,946.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,616.16 : 51,910.08 = 21,700.32 : x
  2. Step 2: Convert to fraction form
    37,616.16/51,910.08 = 21,700.32/x
  3. Step 3: Cross multiply
    37,616.16x = 51,910.08 × 21,700.32
  4. Step 4: Simplify right side
    37,616.16x = 1,126,465,347.23
  5. Step 5: Solve for x
    x = 1,126,465,347.23/37,616.16
  6. Step 6: Final answer
    x = 29,946.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.