Home / 35,406.19-48,862.29-19,490.47

Finding the Fourth Proportional to 35,406.19, 48,862.29 and 19,490.47

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Solution

The fourth proportional to 35,406.19, 48,862.29 and 19,490.47 is: 26,897.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,406.19 : 48,862.29 = 19,490.47 : x
  2. Step 2: Convert to fraction form
    35,406.19/48,862.29 = 19,490.47/x
  3. Step 3: Cross multiply
    35,406.19x = 48,862.29 × 19,490.47
  4. Step 4: Simplify right side
    35,406.19x = 952,348,753.06
  5. Step 5: Solve for x
    x = 952,348,753.06/35,406.19
  6. Step 6: Final answer
    x = 26,897.81

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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.