Home / 26,720.61-36,874.47-14,784.77

Finding the Fourth Proportional to 26,720.61, 36,874.47 and 14,784.77

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Solution

The fourth proportional to 26,720.61, 36,874.47 and 14,784.77 is: 20,402.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,720.61 : 36,874.47 = 14,784.77 : x
  2. Step 2: Convert to fraction form
    26,720.61/36,874.47 = 14,784.77/x
  3. Step 3: Cross multiply
    26,720.61x = 36,874.47 × 14,784.77
  4. Step 4: Simplify right side
    26,720.61x = 545,180,373.45
  5. Step 5: Solve for x
    x = 545,180,373.45/26,720.61
  6. Step 6: Final answer
    x = 20,402.99

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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.