Home / 36,970.52-55,441.02-21,399.08

Finding the Fourth Proportional to 36,970.52, 55,441.02 and 21,399.08

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Solution

The fourth proportional to 36,970.52, 55,441.02 and 21,399.08 is: 32,090.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,970.52 : 55,441.02 = 21,399.08 : x
  2. Step 2: Convert to fraction form
    36,970.52/55,441.02 = 21,399.08/x
  3. Step 3: Cross multiply
    36,970.52x = 55,441.02 × 21,399.08
  4. Step 4: Simplify right side
    36,970.52x = 1,186,386,822.26
  5. Step 5: Solve for x
    x = 1,186,386,822.26/36,970.52
  6. Step 6: Final answer
    x = 32,090.08

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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.