Home / 52,571.40-72,549.66-28,699.08

Finding the Fourth Proportional to 52,571.40, 72,549.66 and 28,699.08

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Solution

The fourth proportional to 52,571.40, 72,549.66 and 28,699.08 is: 39,605.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,571.40 : 72,549.66 = 28,699.08 : x
  2. Step 2: Convert to fraction form
    52,571.40/72,549.66 = 28,699.08/x
  3. Step 3: Cross multiply
    52,571.40x = 72,549.66 × 28,699.08
  4. Step 4: Simplify right side
    52,571.40x = 2,082,108,496.31
  5. Step 5: Solve for x
    x = 2,082,108,496.31/52,571.40
  6. Step 6: Final answer
    x = 39,605.35

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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.