Home / 21,473.37-32,158.08-10,915.63

Finding the Fourth Proportional to 21,473.37, 32,158.08 and 10,915.63

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Solution

The fourth proportional to 21,473.37, 32,158.08 and 10,915.63 is: 16,347.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,473.37 : 32,158.08 = 10,915.63 : x
  2. Step 2: Convert to fraction form
    21,473.37/32,158.08 = 10,915.63/x
  3. Step 3: Cross multiply
    21,473.37x = 32,158.08 × 10,915.63
  4. Step 4: Simplify right side
    21,473.37x = 351,025,622.40
  5. Step 5: Solve for x
    x = 351,025,622.40/21,473.37
  6. Step 6: Final answer
    x = 16,347.02

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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.