Home / 18,124.36-25,012.40-10,569.49

Finding the Fourth Proportional to 18,124.36, 25,012.40 and 10,569.49

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Solution

The fourth proportional to 18,124.36, 25,012.40 and 10,569.49 is: 14,586.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,124.36 : 25,012.40 = 10,569.49 : x
  2. Step 2: Convert to fraction form
    18,124.36/25,012.40 = 10,569.49/x
  3. Step 3: Cross multiply
    18,124.36x = 25,012.40 × 10,569.49
  4. Step 4: Simplify right side
    18,124.36x = 264,368,196.30
  5. Step 5: Solve for x
    x = 264,368,196.30/18,124.36
  6. Step 6: Final answer
    x = 14,586.35

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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.