Home / 45,266.50-67,901.59-21,561.86

Finding the Fourth Proportional to 45,266.50, 67,901.59 and 21,561.86

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Solution

The fourth proportional to 45,266.50, 67,901.59 and 21,561.86 is: 32,343.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,266.50 : 67,901.59 = 21,561.86 : x
  2. Step 2: Convert to fraction form
    45,266.50/67,901.59 = 21,561.86/x
  3. Step 3: Cross multiply
    45,266.50x = 67,901.59 × 21,561.86
  4. Step 4: Simplify right side
    45,266.50x = 1,464,084,577.36
  5. Step 5: Solve for x
    x = 1,464,084,577.36/45,266.50
  6. Step 6: Final answer
    x = 32,343.67

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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.