Home / 35,421.24-48,880.88-19,505.38

Finding the Fourth Proportional to 35,421.24, 48,880.88 and 19,505.38

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Solution

The fourth proportional to 35,421.24, 48,880.88 and 19,505.38 is: 26,917.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,421.24 : 48,880.88 = 19,505.38 : x
  2. Step 2: Convert to fraction form
    35,421.24/48,880.88 = 19,505.38/x
  3. Step 3: Cross multiply
    35,421.24x = 48,880.88 × 19,505.38
  4. Step 4: Simplify right side
    35,421.24x = 953,440,139.13
  5. Step 5: Solve for x
    x = 953,440,139.13/35,421.24
  6. Step 6: Final answer
    x = 26,917.19

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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.