Home / 38,336.64-52,903.80-21,569.52

Finding the Fourth Proportional to 38,336.64, 52,903.80 and 21,569.52

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Solution

The fourth proportional to 38,336.64, 52,903.80 and 21,569.52 is: 29,765.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,336.64 : 52,903.80 = 21,569.52 : x
  2. Step 2: Convert to fraction form
    38,336.64/52,903.80 = 21,569.52/x
  3. Step 3: Cross multiply
    38,336.64x = 52,903.80 × 21,569.52
  4. Step 4: Simplify right side
    38,336.64x = 1,141,109,572.18
  5. Step 5: Solve for x
    x = 1,141,109,572.18/38,336.64
  6. Step 6: Final answer
    x = 29,765.51

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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.