Home / 35,309.48-48,726.40-19,393.56

Finding the Fourth Proportional to 35,309.48, 48,726.40 and 19,393.56

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Solution

The fourth proportional to 35,309.48, 48,726.40 and 19,393.56 is: 26,762.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,309.48 : 48,726.40 = 19,393.56 : x
  2. Step 2: Convert to fraction form
    35,309.48/48,726.40 = 19,393.56/x
  3. Step 3: Cross multiply
    35,309.48x = 48,726.40 × 19,393.56
  4. Step 4: Simplify right side
    35,309.48x = 944,978,361.98
  5. Step 5: Solve for x
    x = 944,978,361.98/35,309.48
  6. Step 6: Final answer
    x = 26,762.74

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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.