Home / 35,628.05-53,445.12-9,332.72

Finding the Fourth Proportional to 35,628.05, 53,445.12 and 9,332.72

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Solution

The fourth proportional to 35,628.05, 53,445.12 and 9,332.72 is: 13,999.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,628.05 : 53,445.12 = 9,332.72 : x
  2. Step 2: Convert to fraction form
    35,628.05/53,445.12 = 9,332.72/x
  3. Step 3: Cross multiply
    35,628.05x = 53,445.12 × 9,332.72
  4. Step 4: Simplify right side
    35,628.05x = 498,788,238.52
  5. Step 5: Solve for x
    x = 498,788,238.52/35,628.05
  6. Step 6: Final answer
    x = 13,999.87

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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.