Home / 21,955.38-32,862.35-14,465.12

Finding the Fourth Proportional to 21,955.38, 32,862.35 and 14,465.12

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Solution

The fourth proportional to 21,955.38, 32,862.35 and 14,465.12 is: 21,651.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,955.38 : 32,862.35 = 14,465.12 : x
  2. Step 2: Convert to fraction form
    21,955.38/32,862.35 = 14,465.12/x
  3. Step 3: Cross multiply
    21,955.38x = 32,862.35 × 14,465.12
  4. Step 4: Simplify right side
    21,955.38x = 475,357,836.23
  5. Step 5: Solve for x
    x = 475,357,836.23/21,955.38
  6. Step 6: Final answer
    x = 21,651.09

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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.