Home / 18,970.48-26,180.40-10,587.52

Finding the Fourth Proportional to 18,970.48, 26,180.40 and 10,587.52

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Solution

The fourth proportional to 18,970.48, 26,180.40 and 10,587.52 is: 14,611.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,970.48 : 26,180.40 = 10,587.52 : x
  2. Step 2: Convert to fraction form
    18,970.48/26,180.40 = 10,587.52/x
  3. Step 3: Cross multiply
    18,970.48x = 26,180.40 × 10,587.52
  4. Step 4: Simplify right side
    18,970.48x = 277,185,508.61
  5. Step 5: Solve for x
    x = 277,185,508.61/18,970.48
  6. Step 6: Final answer
    x = 14,611.41

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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.