Home / 18,307.19-27,448.35-5,823.47

Finding the Fourth Proportional to 18,307.19, 27,448.35 and 5,823.47

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Solution

The fourth proportional to 18,307.19, 27,448.35 and 5,823.47 is: 8,731.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,307.19 : 27,448.35 = 5,823.47 : x
  2. Step 2: Convert to fraction form
    18,307.19/27,448.35 = 5,823.47/x
  3. Step 3: Cross multiply
    18,307.19x = 27,448.35 × 5,823.47
  4. Step 4: Simplify right side
    18,307.19x = 159,844,642.77
  5. Step 5: Solve for x
    x = 159,844,642.77/18,307.19
  6. Step 6: Final answer
    x = 8,731.25

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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.