Home / 38,038.79-52,492.58-21,043.97

Finding the Fourth Proportional to 38,038.79, 52,492.58 and 21,043.97

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Solution

The fourth proportional to 38,038.79, 52,492.58 and 21,043.97 is: 29,040.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,038.79 : 52,492.58 = 21,043.97 : x
  2. Step 2: Convert to fraction form
    38,038.79/52,492.58 = 21,043.97/x
  3. Step 3: Cross multiply
    38,038.79x = 52,492.58 × 21,043.97
  4. Step 4: Simplify right side
    38,038.79x = 1,104,651,911.06
  5. Step 5: Solve for x
    x = 1,104,651,911.06/38,038.79
  6. Step 6: Final answer
    x = 29,040.15

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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.