Home / 28,038.02-41,996.72-13,224.74

Finding the Fourth Proportional to 28,038.02, 41,996.72 and 13,224.74

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Solution

The fourth proportional to 28,038.02, 41,996.72 and 13,224.74 is: 19,808.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,038.02 : 41,996.72 = 13,224.74 : x
  2. Step 2: Convert to fraction form
    28,038.02/41,996.72 = 13,224.74/x
  3. Step 3: Cross multiply
    28,038.02x = 41,996.72 × 13,224.74
  4. Step 4: Simplify right side
    28,038.02x = 555,395,426.75
  5. Step 5: Solve for x
    x = 555,395,426.75/28,038.02
  6. Step 6: Final answer
    x = 19,808.66

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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.