Home / 21,715.19-32,573.49-7,483.52

Finding the Fourth Proportional to 21,715.19, 32,573.49 and 7,483.52

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Solution

The fourth proportional to 21,715.19, 32,573.49 and 7,483.52 is: 11,225.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,715.19 : 32,573.49 = 7,483.52 : x
  2. Step 2: Convert to fraction form
    21,715.19/32,573.49 = 7,483.52/x
  3. Step 3: Cross multiply
    21,715.19x = 32,573.49 × 7,483.52
  4. Step 4: Simplify right side
    21,715.19x = 243,764,363.88
  5. Step 5: Solve for x
    x = 243,764,363.88/21,715.19
  6. Step 6: Final answer
    x = 11,225.52

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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.