Home / 35,451.26-53,123.22-21,395.60

Finding the Fourth Proportional to 35,451.26, 53,123.22 and 21,395.60

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Solution

The fourth proportional to 35,451.26, 53,123.22 and 21,395.60 is: 32,061.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,451.26 : 53,123.22 = 21,395.60 : x
  2. Step 2: Convert to fraction form
    35,451.26/53,123.22 = 21,395.60/x
  3. Step 3: Cross multiply
    35,451.26x = 53,123.22 × 21,395.60
  4. Step 4: Simplify right side
    35,451.26x = 1,136,602,900.22
  5. Step 5: Solve for x
    x = 1,136,602,900.22/35,451.26
  6. Step 6: Final answer
    x = 32,061.01

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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.