Home / 28,412.02-42,624.17-10,881.84

Finding the Fourth Proportional to 28,412.02, 42,624.17 and 10,881.84

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Solution

The fourth proportional to 28,412.02, 42,624.17 and 10,881.84 is: 16,325.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,412.02 : 42,624.17 = 10,881.84 : x
  2. Step 2: Convert to fraction form
    28,412.02/42,624.17 = 10,881.84/x
  3. Step 3: Cross multiply
    28,412.02x = 42,624.17 × 10,881.84
  4. Step 4: Simplify right side
    28,412.02x = 463,829,605.52
  5. Step 5: Solve for x
    x = 463,829,605.52/28,412.02
  6. Step 6: Final answer
    x = 16,325.12

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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.