Home / 21,483.44-32,221.45-5,688.70

Finding the Fourth Proportional to 21,483.44, 32,221.45 and 5,688.70

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Solution

The fourth proportional to 21,483.44, 32,221.45 and 5,688.70 is: 8,532.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,483.44 : 32,221.45 = 5,688.70 : x
  2. Step 2: Convert to fraction form
    21,483.44/32,221.45 = 5,688.70/x
  3. Step 3: Cross multiply
    21,483.44x = 32,221.45 × 5,688.70
  4. Step 4: Simplify right side
    21,483.44x = 183,298,225.11
  5. Step 5: Solve for x
    x = 183,298,225.11/21,483.44
  6. Step 6: Final answer
    x = 8,532.07

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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.