Home / 18,427.95-25,430.54-10,044.45

Finding the Fourth Proportional to 18,427.95, 25,430.54 and 10,044.45

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Solution

The fourth proportional to 18,427.95, 25,430.54 and 10,044.45 is: 13,861.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,427.95 : 25,430.54 = 10,044.45 : x
  2. Step 2: Convert to fraction form
    18,427.95/25,430.54 = 10,044.45/x
  3. Step 3: Cross multiply
    18,427.95x = 25,430.54 × 10,044.45
  4. Step 4: Simplify right side
    18,427.95x = 255,435,737.28
  5. Step 5: Solve for x
    x = 255,435,737.28/18,427.95
  6. Step 6: Final answer
    x = 13,861.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.