Home / 35,155.85-48,515.15-19,240.43

Finding the Fourth Proportional to 35,155.85, 48,515.15 and 19,240.43

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Solution

The fourth proportional to 35,155.85, 48,515.15 and 19,240.43 is: 26,551.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,155.85 : 48,515.15 = 19,240.43 : x
  2. Step 2: Convert to fraction form
    35,155.85/48,515.15 = 19,240.43/x
  3. Step 3: Cross multiply
    35,155.85x = 48,515.15 × 19,240.43
  4. Step 4: Simplify right side
    35,155.85x = 933,452,347.51
  5. Step 5: Solve for x
    x = 933,452,347.51/35,155.85
  6. Step 6: Final answer
    x = 26,551.84

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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.