Home / 35,759.55-49,313.88-21,417.08

Finding the Fourth Proportional to 35,759.55, 49,313.88 and 21,417.08

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Solution

The fourth proportional to 35,759.55, 49,313.88 and 21,417.08 is: 29,535.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,759.55 : 49,313.88 = 21,417.08 : x
  2. Step 2: Convert to fraction form
    35,759.55/49,313.88 = 21,417.08/x
  3. Step 3: Cross multiply
    35,759.55x = 49,313.88 × 21,417.08
  4. Step 4: Simplify right side
    35,759.55x = 1,056,159,404.13
  5. Step 5: Solve for x
    x = 1,056,159,404.13/35,759.55
  6. Step 6: Final answer
    x = 29,535.03

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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.