Home / 27,135.02-37,446.44-15,812.28

Finding the Fourth Proportional to 27,135.02, 37,446.44 and 15,812.28

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Solution

The fourth proportional to 27,135.02, 37,446.44 and 15,812.28 is: 21,821.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,135.02 : 37,446.44 = 15,812.28 : x
  2. Step 2: Convert to fraction form
    27,135.02/37,446.44 = 15,812.28/x
  3. Step 3: Cross multiply
    27,135.02x = 37,446.44 × 15,812.28
  4. Step 4: Simplify right side
    27,135.02x = 592,113,594.28
  5. Step 5: Solve for x
    x = 592,113,594.28/27,135.02
  6. Step 6: Final answer
    x = 21,821.01

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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.