Home / 26,423-36,463.90-14,486.36

Finding the Fourth Proportional to 26,423, 36,463.90 and 14,486.36

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Solution

The fourth proportional to 26,423, 36,463.90 and 14,486.36 is: 19,991.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,423 : 36,463.90 = 14,486.36 : x
  2. Step 2: Convert to fraction form
    26,423/36,463.90 = 14,486.36/x
  3. Step 3: Cross multiply
    26,423x = 36,463.90 × 14,486.36
  4. Step 4: Simplify right side
    26,423x = 528,229,182.40
  5. Step 5: Solve for x
    x = 528,229,182.40/26,423
  6. Step 6: Final answer
    x = 19,991.26

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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.