Home / 15,254.34-22,771.61-13,285.50

Finding the Fourth Proportional to 15,254.34, 22,771.61 and 13,285.50

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Solution

The fourth proportional to 15,254.34, 22,771.61 and 13,285.50 is: 19,832.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,254.34 : 22,771.61 = 13,285.50 : x
  2. Step 2: Convert to fraction form
    15,254.34/22,771.61 = 13,285.50/x
  3. Step 3: Cross multiply
    15,254.34x = 22,771.61 × 13,285.50
  4. Step 4: Simplify right side
    15,254.34x = 302,532,158.23
  5. Step 5: Solve for x
    x = 302,532,158.23/15,254.34
  6. Step 6: Final answer
    x = 19,832.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.