Home / 26,124.78-36,053-15,370.48

Finding the Fourth Proportional to 26,124.78, 36,053 and 15,370.48

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Solution

The fourth proportional to 26,124.78, 36,053 and 15,370.48 is: 21,211.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,124.78 : 36,053 = 15,370.48 : x
  2. Step 2: Convert to fraction form
    26,124.78/36,053 = 15,370.48/x
  3. Step 3: Cross multiply
    26,124.78x = 36,053 × 15,370.48
  4. Step 4: Simplify right side
    26,124.78x = 554,151,915.44
  5. Step 5: Solve for x
    x = 554,151,915.44/26,124.78
  6. Step 6: Final answer
    x = 21,211.74

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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.