Home / 19,955.02-27,538.13-11,002.84

Finding the Fourth Proportional to 19,955.02, 27,538.13 and 11,002.84

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Solution

The fourth proportional to 19,955.02, 27,538.13 and 11,002.84 is: 15,184.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,955.02 : 27,538.13 = 11,002.84 : x
  2. Step 2: Convert to fraction form
    19,955.02/27,538.13 = 11,002.84/x
  3. Step 3: Cross multiply
    19,955.02x = 27,538.13 × 11,002.84
  4. Step 4: Simplify right side
    19,955.02x = 302,997,638.29
  5. Step 5: Solve for x
    x = 302,997,638.29/19,955.02
  6. Step 6: Final answer
    x = 15,184.03

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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.