Home / 26,795.48-36,980-14,862.68

Finding the Fourth Proportional to 26,795.48, 36,980 and 14,862.68

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Solution

The fourth proportional to 26,795.48, 36,980 and 14,862.68 is: 20,511.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,795.48 : 36,980 = 14,862.68 : x
  2. Step 2: Convert to fraction form
    26,795.48/36,980 = 14,862.68/x
  3. Step 3: Cross multiply
    26,795.48x = 36,980 × 14,862.68
  4. Step 4: Simplify right side
    26,795.48x = 549,621,906.40
  5. Step 5: Solve for x
    x = 549,621,906.40/26,795.48
  6. Step 6: Final answer
    x = 20,511.74

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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.