Home / 27,967.02-38,594.70-15,220.32

Finding the Fourth Proportional to 27,967.02, 38,594.70 and 15,220.32

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Solution

The fourth proportional to 27,967.02, 38,594.70 and 15,220.32 is: 21,004.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,967.02 : 38,594.70 = 15,220.32 : x
  2. Step 2: Convert to fraction form
    27,967.02/38,594.70 = 15,220.32/x
  3. Step 3: Cross multiply
    27,967.02x = 38,594.70 × 15,220.32
  4. Step 4: Simplify right side
    27,967.02x = 587,423,684.30
  5. Step 5: Solve for x
    x = 587,423,684.30/27,967.02
  6. Step 6: Final answer
    x = 21,004.16

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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.