Home / 35,520.08-53,289.05-10,219.64

Finding the Fourth Proportional to 35,520.08, 53,289.05 and 10,219.64

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Solution

The fourth proportional to 35,520.08, 53,289.05 and 10,219.64 is: 15,332.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,520.08 : 53,289.05 = 10,219.64 : x
  2. Step 2: Convert to fraction form
    35,520.08/53,289.05 = 10,219.64/x
  3. Step 3: Cross multiply
    35,520.08x = 53,289.05 × 10,219.64
  4. Step 4: Simplify right side
    35,520.08x = 544,594,589.40
  5. Step 5: Solve for x
    x = 544,594,589.40/35,520.08
  6. Step 6: Final answer
    x = 15,332.02

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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.