Home / 35,456.13-48,929.46-19,323.45

Finding the Fourth Proportional to 35,456.13, 48,929.46 and 19,323.45

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Solution

The fourth proportional to 35,456.13, 48,929.46 and 19,323.45 is: 26,666.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,456.13 : 48,929.46 = 19,323.45 : x
  2. Step 2: Convert to fraction form
    35,456.13/48,929.46 = 19,323.45/x
  3. Step 3: Cross multiply
    35,456.13x = 48,929.46 × 19,323.45
  4. Step 4: Simplify right side
    35,456.13x = 945,485,973.84
  5. Step 5: Solve for x
    x = 945,485,973.84/35,456.13
  6. Step 6: Final answer
    x = 26,666.36

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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.