Home / 35,340.42-53,010.34-9,045.12

Finding the Fourth Proportional to 35,340.42, 53,010.34 and 9,045.12

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Solution

The fourth proportional to 35,340.42, 53,010.34 and 9,045.12 is: 13,567.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,340.42 : 53,010.34 = 9,045.12 : x
  2. Step 2: Convert to fraction form
    35,340.42/53,010.34 = 9,045.12/x
  3. Step 3: Cross multiply
    35,340.42x = 53,010.34 × 9,045.12
  4. Step 4: Simplify right side
    35,340.42x = 479,484,886.54
  5. Step 5: Solve for x
    x = 479,484,886.54/35,340.42
  6. Step 6: Final answer
    x = 13,567.61

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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.