Home / 21,948.32-32,845.93-17,953.40

Finding the Fourth Proportional to 21,948.32, 32,845.93 and 17,953.40

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Solution

The fourth proportional to 21,948.32, 32,845.93 and 17,953.40 is: 26,867.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,948.32 : 32,845.93 = 17,953.40 : x
  2. Step 2: Convert to fraction form
    21,948.32/32,845.93 = 17,953.40/x
  3. Step 3: Cross multiply
    21,948.32x = 32,845.93 × 17,953.40
  4. Step 4: Simplify right side
    21,948.32x = 589,696,119.66
  5. Step 5: Solve for x
    x = 589,696,119.66/21,948.32
  6. Step 6: Final answer
    x = 26,867.48

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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.