Home / 35,792.32-49,391.44-19,875.76

Finding the Fourth Proportional to 35,792.32, 49,391.44 and 19,875.76

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Solution

The fourth proportional to 35,792.32, 49,391.44 and 19,875.76 is: 27,427.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,792.32 : 49,391.44 = 19,875.76 : x
  2. Step 2: Convert to fraction form
    35,792.32/49,391.44 = 19,875.76/x
  3. Step 3: Cross multiply
    35,792.32x = 49,391.44 × 19,875.76
  4. Step 4: Simplify right side
    35,792.32x = 981,692,407.49
  5. Step 5: Solve for x
    x = 981,692,407.49/35,792.32
  6. Step 6: Final answer
    x = 27,427.46

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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.