Home / 35,542.45-53,311.74-13,354.12

Finding the Fourth Proportional to 35,542.45, 53,311.74 and 13,354.12

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Solution

The fourth proportional to 35,542.45, 53,311.74 and 13,354.12 is: 20,030.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,542.45 : 53,311.74 = 13,354.12 : x
  2. Step 2: Convert to fraction form
    35,542.45/53,311.74 = 13,354.12/x
  3. Step 3: Cross multiply
    35,542.45x = 53,311.74 × 13,354.12
  4. Step 4: Simplify right side
    35,542.45x = 711,931,373.37
  5. Step 5: Solve for x
    x = 711,931,373.37/35,542.45
  6. Step 6: Final answer
    x = 20,030.45

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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.