Home / 38,041.31-52,492.38-21,043.28

Finding the Fourth Proportional to 38,041.31, 52,492.38 and 21,043.28

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Solution

The fourth proportional to 38,041.31, 52,492.38 and 21,043.28 is: 29,037.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,041.31 : 52,492.38 = 21,043.28 : x
  2. Step 2: Convert to fraction form
    38,041.31/52,492.38 = 21,043.28/x
  3. Step 3: Cross multiply
    38,041.31x = 52,492.38 × 21,043.28
  4. Step 4: Simplify right side
    38,041.31x = 1,104,611,850.21
  5. Step 5: Solve for x
    x = 1,104,611,850.21/38,041.31
  6. Step 6: Final answer
    x = 29,037.17

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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.