Home / 28,060.32-38,729.87-16,130.58

Finding the Fourth Proportional to 28,060.32, 38,729.87 and 16,130.58

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Solution

The fourth proportional to 28,060.32, 38,729.87 and 16,130.58 is: 22,264.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,060.32 : 38,729.87 = 16,130.58 : x
  2. Step 2: Convert to fraction form
    28,060.32/38,729.87 = 16,130.58/x
  3. Step 3: Cross multiply
    28,060.32x = 38,729.87 × 16,130.58
  4. Step 4: Simplify right side
    28,060.32x = 624,735,266.42
  5. Step 5: Solve for x
    x = 624,735,266.42/28,060.32
  6. Step 6: Final answer
    x = 22,264.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.