Home / 38,763.02-53,492.13-21,534.26

Finding the Fourth Proportional to 38,763.02, 53,492.13 and 21,534.26

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Solution

The fourth proportional to 38,763.02, 53,492.13 and 21,534.26 is: 29,716.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,763.02 : 53,492.13 = 21,534.26 : x
  2. Step 2: Convert to fraction form
    38,763.02/53,492.13 = 21,534.26/x
  3. Step 3: Cross multiply
    38,763.02x = 53,492.13 × 21,534.26
  4. Step 4: Simplify right side
    38,763.02x = 1,151,913,167.91
  5. Step 5: Solve for x
    x = 1,151,913,167.91/38,763.02
  6. Step 6: Final answer
    x = 29,716.80

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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.