Home / 26,720.67-36,875.61-14,783.81

Finding the Fourth Proportional to 26,720.67, 36,875.61 and 14,783.81

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Solution

The fourth proportional to 26,720.67, 36,875.61 and 14,783.81 is: 20,402.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,720.67 : 36,875.61 = 14,783.81 : x
  2. Step 2: Convert to fraction form
    26,720.67/36,875.61 = 14,783.81/x
  3. Step 3: Cross multiply
    26,720.67x = 36,875.61 × 14,783.81
  4. Step 4: Simplify right side
    26,720.67x = 545,162,104.06
  5. Step 5: Solve for x
    x = 545,162,104.06/26,720.67
  6. Step 6: Final answer
    x = 20,402.26

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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.