Home / 38,325.08-52,887.53-21,329.06

Finding the Fourth Proportional to 38,325.08, 52,887.53 and 21,329.06

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Solution

The fourth proportional to 38,325.08, 52,887.53 and 21,329.06 is: 29,433.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,325.08 : 52,887.53 = 21,329.06 : x
  2. Step 2: Convert to fraction form
    38,325.08/52,887.53 = 21,329.06/x
  3. Step 3: Cross multiply
    38,325.08x = 52,887.53 × 21,329.06
  4. Step 4: Simplify right side
    38,325.08x = 1,128,041,300.62
  5. Step 5: Solve for x
    x = 1,128,041,300.62/38,325.08
  6. Step 6: Final answer
    x = 29,433.50

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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.