Home / 52,390.53-72,288.21-50,590.29

Finding the Fourth Proportional to 52,390.53, 72,288.21 and 50,590.29

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Solution

The fourth proportional to 52,390.53, 72,288.21 and 50,590.29 is: 69,804.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,390.53 : 72,288.21 = 50,590.29 : x
  2. Step 2: Convert to fraction form
    52,390.53/72,288.21 = 50,590.29/x
  3. Step 3: Cross multiply
    52,390.53x = 72,288.21 × 50,590.29
  4. Step 4: Simplify right side
    52,390.53x = 3,657,081,507.48
  5. Step 5: Solve for x
    x = 3,657,081,507.48/52,390.53
  6. Step 6: Final answer
    x = 69,804.25

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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.