Home / 28,938.35-43,411.02-10,214.56

Finding the Fourth Proportional to 28,938.35, 43,411.02 and 10,214.56

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Solution

The fourth proportional to 28,938.35, 43,411.02 and 10,214.56 is: 15,323.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,938.35 : 43,411.02 = 10,214.56 : x
  2. Step 2: Convert to fraction form
    28,938.35/43,411.02 = 10,214.56/x
  3. Step 3: Cross multiply
    28,938.35x = 43,411.02 × 10,214.56
  4. Step 4: Simplify right side
    28,938.35x = 443,424,468.45
  5. Step 5: Solve for x
    x = 443,424,468.45/28,938.35
  6. Step 6: Final answer
    x = 15,323.07

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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.