Home / 39,895.52-59,838.62-10,311.03

Finding the Fourth Proportional to 39,895.52, 59,838.62 and 10,311.03

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Solution

The fourth proportional to 39,895.52, 59,838.62 and 10,311.03 is: 15,465.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,895.52 : 59,838.62 = 10,311.03 : x
  2. Step 2: Convert to fraction form
    39,895.52/59,838.62 = 10,311.03/x
  3. Step 3: Cross multiply
    39,895.52x = 59,838.62 × 10,311.03
  4. Step 4: Simplify right side
    39,895.52x = 616,997,754.42
  5. Step 5: Solve for x
    x = 616,997,754.42/39,895.52
  6. Step 6: Final answer
    x = 15,465.34

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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.