Home / 35,726.54-49,303.78-19,812.48

Finding the Fourth Proportional to 35,726.54, 49,303.78 and 19,812.48

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Solution

The fourth proportional to 35,726.54, 49,303.78 and 19,812.48 is: 27,341.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,726.54 : 49,303.78 = 19,812.48 : x
  2. Step 2: Convert to fraction form
    35,726.54/49,303.78 = 19,812.48/x
  3. Step 3: Cross multiply
    35,726.54x = 49,303.78 × 19,812.48
  4. Step 4: Simplify right side
    35,726.54x = 976,830,155.17
  5. Step 5: Solve for x
    x = 976,830,155.17/35,726.54
  6. Step 6: Final answer
    x = 27,341.86

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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.