Home / 26,423.76-36,464-14,486.69

Finding the Fourth Proportional to 26,423.76, 36,464 and 14,486.69

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Solution

The fourth proportional to 26,423.76, 36,464 and 14,486.69 is: 19,991.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,423.76 : 36,464 = 14,486.69 : x
  2. Step 2: Convert to fraction form
    26,423.76/36,464 = 14,486.69/x
  3. Step 3: Cross multiply
    26,423.76x = 36,464 × 14,486.69
  4. Step 4: Simplify right side
    26,423.76x = 528,242,664.16
  5. Step 5: Solve for x
    x = 528,242,664.16/26,423.76
  6. Step 6: Final answer
    x = 19,991.20

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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.