Home / 34,950.96-48,219.84-21,513.60

Finding the Fourth Proportional to 34,950.96, 48,219.84 and 21,513.60

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Solution

The fourth proportional to 34,950.96, 48,219.84 and 21,513.60 is: 29,681.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,950.96 : 48,219.84 = 21,513.60 : x
  2. Step 2: Convert to fraction form
    34,950.96/48,219.84 = 21,513.60/x
  3. Step 3: Cross multiply
    34,950.96x = 48,219.84 × 21,513.60
  4. Step 4: Simplify right side
    34,950.96x = 1,037,382,349.82
  5. Step 5: Solve for x
    x = 1,037,382,349.82/34,950.96
  6. Step 6: Final answer
    x = 29,681.08

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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.