Home / 50,752.86-70,036.73-28,090.50

Finding the Fourth Proportional to 50,752.86, 70,036.73 and 28,090.50

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Solution

The fourth proportional to 50,752.86, 70,036.73 and 28,090.50 is: 38,763.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,752.86 : 70,036.73 = 28,090.50 : x
  2. Step 2: Convert to fraction form
    50,752.86/70,036.73 = 28,090.50/x
  3. Step 3: Cross multiply
    50,752.86x = 70,036.73 × 28,090.50
  4. Step 4: Simplify right side
    50,752.86x = 1,967,366,624.32
  5. Step 5: Solve for x
    x = 1,967,366,624.32/50,752.86
  6. Step 6: Final answer
    x = 38,763.66

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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.