Home / 35,344.85-48,775.64-19,429.16

Finding the Fourth Proportional to 35,344.85, 48,775.64 and 19,429.16

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Solution

The fourth proportional to 35,344.85, 48,775.64 and 19,429.16 is: 26,812.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,344.85 : 48,775.64 = 19,429.16 : x
  2. Step 2: Convert to fraction form
    35,344.85/48,775.64 = 19,429.16/x
  3. Step 3: Cross multiply
    35,344.85x = 48,775.64 × 19,429.16
  4. Step 4: Simplify right side
    35,344.85x = 947,669,372.64
  5. Step 5: Solve for x
    x = 947,669,372.64/35,344.85
  6. Step 6: Final answer
    x = 26,812.10

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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.