Home / 35,455.92-53,155.17-13,266.11

Finding the Fourth Proportional to 35,455.92, 53,155.17 and 13,266.11

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Solution

The fourth proportional to 35,455.92, 53,155.17 and 13,266.11 is: 19,888.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,455.92 : 53,155.17 = 13,266.11 : x
  2. Step 2: Convert to fraction form
    35,455.92/53,155.17 = 13,266.11/x
  3. Step 3: Cross multiply
    35,455.92x = 53,155.17 × 13,266.11
  4. Step 4: Simplify right side
    35,455.92x = 705,162,066.51
  5. Step 5: Solve for x
    x = 705,162,066.51/35,455.92
  6. Step 6: Final answer
    x = 19,888.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.