Home / 38,322.92-52,886.22-21,328.11

Finding the Fourth Proportional to 38,322.92, 52,886.22 and 21,328.11

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Solution

The fourth proportional to 38,322.92, 52,886.22 and 21,328.11 is: 29,433.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,322.92 : 52,886.22 = 21,328.11 : x
  2. Step 2: Convert to fraction form
    38,322.92/52,886.22 = 21,328.11/x
  3. Step 3: Cross multiply
    38,322.92x = 52,886.22 × 21,328.11
  4. Step 4: Simplify right side
    38,322.92x = 1,127,963,037.66
  5. Step 5: Solve for x
    x = 1,127,963,037.66/38,322.92
  6. Step 6: Final answer
    x = 29,433.12

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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.