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Finding the Fourth Proportional to 35,407.91, 48,862.92 and 19,492.24

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Solution

The fourth proportional to 35,407.91, 48,862.92 and 19,492.24 is: 26,899.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,407.91 : 48,862.92 = 19,492.24 : x
  2. Step 2: Convert to fraction form
    35,407.91/48,862.92 = 19,492.24/x
  3. Step 3: Cross multiply
    35,407.91x = 48,862.92 × 19,492.24
  4. Step 4: Simplify right side
    35,407.91x = 952,447,763.74
  5. Step 5: Solve for x
    x = 952,447,763.74/35,407.91
  6. Step 6: Final answer
    x = 26,899.29

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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.