Home / 35,299.42-48,718.29-21,153.58

Finding the Fourth Proportional to 35,299.42, 48,718.29 and 21,153.58

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Solution

The fourth proportional to 35,299.42, 48,718.29 and 21,153.58 is: 29,194.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,299.42 : 48,718.29 = 21,153.58 : x
  2. Step 2: Convert to fraction form
    35,299.42/48,718.29 = 21,153.58/x
  3. Step 3: Cross multiply
    35,299.42x = 48,718.29 × 21,153.58
  4. Step 4: Simplify right side
    35,299.42x = 1,030,566,202.51
  5. Step 5: Solve for x
    x = 1,030,566,202.51/35,299.42
  6. Step 6: Final answer
    x = 29,194.99

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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.