Home / 28,654.76-42,926.52-16,136.60

Finding the Fourth Proportional to 28,654.76, 42,926.52 and 16,136.60

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Solution

The fourth proportional to 28,654.76, 42,926.52 and 16,136.60 is: 24,173.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,654.76 : 42,926.52 = 16,136.60 : x
  2. Step 2: Convert to fraction form
    28,654.76/42,926.52 = 16,136.60/x
  3. Step 3: Cross multiply
    28,654.76x = 42,926.52 × 16,136.60
  4. Step 4: Simplify right side
    28,654.76x = 692,688,082.63
  5. Step 5: Solve for x
    x = 692,688,082.63/28,654.76
  6. Step 6: Final answer
    x = 24,173.58

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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.