Home / 35,856.18-49,477.74-19,938.06

Finding the Fourth Proportional to 35,856.18, 49,477.74 and 19,938.06

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Solution

The fourth proportional to 35,856.18, 49,477.74 and 19,938.06 is: 27,512.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,856.18 : 49,477.74 = 19,938.06 : x
  2. Step 2: Convert to fraction form
    35,856.18/49,477.74 = 19,938.06/x
  3. Step 3: Cross multiply
    35,856.18x = 49,477.74 × 19,938.06
  4. Step 4: Simplify right side
    35,856.18x = 986,490,148.78
  5. Step 5: Solve for x
    x = 986,490,148.78/35,856.18
  6. Step 6: Final answer
    x = 27,512.42

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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.