Home / 35,400.48-53,107.95-10,438.44

Finding the Fourth Proportional to 35,400.48, 53,107.95 and 10,438.44

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Solution

The fourth proportional to 35,400.48, 53,107.95 and 10,438.44 is: 15,659.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,400.48 : 53,107.95 = 10,438.44 : x
  2. Step 2: Convert to fraction form
    35,400.48/53,107.95 = 10,438.44/x
  3. Step 3: Cross multiply
    35,400.48x = 53,107.95 × 10,438.44
  4. Step 4: Simplify right side
    35,400.48x = 554,364,149.60
  5. Step 5: Solve for x
    x = 554,364,149.60/35,400.48
  6. Step 6: Final answer
    x = 15,659.79

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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.