Home / 35,532.44-53,309.52-21,316.67

Finding the Fourth Proportional to 35,532.44, 53,309.52 and 21,316.67

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Solution

The fourth proportional to 35,532.44, 53,309.52 and 21,316.67 is: 31,981.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,532.44 : 53,309.52 = 21,316.67 : x
  2. Step 2: Convert to fraction form
    35,532.44/53,309.52 = 21,316.67/x
  3. Step 3: Cross multiply
    35,532.44x = 53,309.52 × 21,316.67
  4. Step 4: Simplify right side
    35,532.44x = 1,136,381,445.70
  5. Step 5: Solve for x
    x = 1,136,381,445.70/35,532.44
  6. Step 6: Final answer
    x = 31,981.52

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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.