Home / 21,746.75-32,564.74-14,328.72

Finding the Fourth Proportional to 21,746.75, 32,564.74 and 14,328.72

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Solution

The fourth proportional to 21,746.75, 32,564.74 and 14,328.72 is: 21,456.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,746.75 : 32,564.74 = 14,328.72 : x
  2. Step 2: Convert to fraction form
    21,746.75/32,564.74 = 14,328.72/x
  3. Step 3: Cross multiply
    21,746.75x = 32,564.74 × 14,328.72
  4. Step 4: Simplify right side
    21,746.75x = 466,611,041.33
  5. Step 5: Solve for x
    x = 466,611,041.33/21,746.75
  6. Step 6: Final answer
    x = 21,456.59

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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.