Home / 35,662.99-49,214.84-20,555.53

Finding the Fourth Proportional to 35,662.99, 49,214.84 and 20,555.53

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Solution

The fourth proportional to 35,662.99, 49,214.84 and 20,555.53 is: 28,366.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,662.99 : 49,214.84 = 20,555.53 : x
  2. Step 2: Convert to fraction form
    35,662.99/49,214.84 = 20,555.53/x
  3. Step 3: Cross multiply
    35,662.99x = 49,214.84 × 20,555.53
  4. Step 4: Simplify right side
    35,662.99x = 1,011,637,148.29
  5. Step 5: Solve for x
    x = 1,011,637,148.29/35,662.99
  6. Step 6: Final answer
    x = 28,366.58

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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.