Home / 26,368.20-36,388.13-14,431.53

Finding the Fourth Proportional to 26,368.20, 36,388.13 and 14,431.53

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Solution

The fourth proportional to 26,368.20, 36,388.13 and 14,431.53 is: 19,915.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,368.20 : 36,388.13 = 14,431.53 : x
  2. Step 2: Convert to fraction form
    26,368.20/36,388.13 = 14,431.53/x
  3. Step 3: Cross multiply
    26,368.20x = 36,388.13 × 14,431.53
  4. Step 4: Simplify right side
    26,368.20x = 525,136,389.74
  5. Step 5: Solve for x
    x = 525,136,389.74/26,368.20
  6. Step 6: Final answer
    x = 19,915.52

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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.