Home / 35,777.60-49,374.36-19,862.30

Finding the Fourth Proportional to 35,777.60, 49,374.36 and 19,862.30

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Solution

The fourth proportional to 35,777.60, 49,374.36 and 19,862.30 is: 27,410.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,777.60 : 49,374.36 = 19,862.30 : x
  2. Step 2: Convert to fraction form
    35,777.60/49,374.36 = 19,862.30/x
  3. Step 3: Cross multiply
    35,777.60x = 49,374.36 × 19,862.30
  4. Step 4: Simplify right side
    35,777.60x = 980,688,350.63
  5. Step 5: Solve for x
    x = 980,688,350.63/35,777.60
  6. Step 6: Final answer
    x = 27,410.68

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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.