Home / 28,423.04-42,586.02-15,935.27

Finding the Fourth Proportional to 28,423.04, 42,586.02 and 15,935.27

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Solution

The fourth proportional to 28,423.04, 42,586.02 and 15,935.27 is: 23,875.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,423.04 : 42,586.02 = 15,935.27 : x
  2. Step 2: Convert to fraction form
    28,423.04/42,586.02 = 15,935.27/x
  3. Step 3: Cross multiply
    28,423.04x = 42,586.02 × 15,935.27
  4. Step 4: Simplify right side
    28,423.04x = 678,619,833.39
  5. Step 5: Solve for x
    x = 678,619,833.39/28,423.04
  6. Step 6: Final answer
    x = 23,875.69

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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.