Home / 35,658.07-53,472.75-13,459.39

Finding the Fourth Proportional to 35,658.07, 53,472.75 and 13,459.39

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Solution

The fourth proportional to 35,658.07, 53,472.75 and 13,459.39 is: 20,183.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,658.07 : 53,472.75 = 13,459.39 : x
  2. Step 2: Convert to fraction form
    35,658.07/53,472.75 = 13,459.39/x
  3. Step 3: Cross multiply
    35,658.07x = 53,472.75 × 13,459.39
  4. Step 4: Simplify right side
    35,658.07x = 719,710,596.62
  5. Step 5: Solve for x
    x = 719,710,596.62/35,658.07
  6. Step 6: Final answer
    x = 20,183.67

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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.