Home / 30,609.19-45,913.65-10,888.48

Finding the Fourth Proportional to 30,609.19, 45,913.65 and 10,888.48

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Solution

The fourth proportional to 30,609.19, 45,913.65 and 10,888.48 is: 16,332.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,609.19 : 45,913.65 = 10,888.48 : x
  2. Step 2: Convert to fraction form
    30,609.19/45,913.65 = 10,888.48/x
  3. Step 3: Cross multiply
    30,609.19x = 45,913.65 × 10,888.48
  4. Step 4: Simplify right side
    30,609.19x = 499,929,859.75
  5. Step 5: Solve for x
    x = 499,929,859.75/30,609.19
  6. Step 6: Final answer
    x = 16,332.67

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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.