Home / 26,680.32-40,044.60-14,210.76

Finding the Fourth Proportional to 26,680.32, 40,044.60 and 14,210.76

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Solution

The fourth proportional to 26,680.32, 40,044.60 and 14,210.76 is: 21,328.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,680.32 : 40,044.60 = 14,210.76 : x
  2. Step 2: Convert to fraction form
    26,680.32/40,044.60 = 14,210.76/x
  3. Step 3: Cross multiply
    26,680.32x = 40,044.60 × 14,210.76
  4. Step 4: Simplify right side
    26,680.32x = 569,064,199.90
  5. Step 5: Solve for x
    x = 569,064,199.90/26,680.32
  6. Step 6: Final answer
    x = 21,328.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.