Home / 37,572.20-51,848.26-21,657.32

Finding the Fourth Proportional to 37,572.20, 51,848.26 and 21,657.32

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Solution

The fourth proportional to 37,572.20, 51,848.26 and 21,657.32 is: 29,886.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,572.20 : 51,848.26 = 21,657.32 : x
  2. Step 2: Convert to fraction form
    37,572.20/51,848.26 = 21,657.32/x
  3. Step 3: Cross multiply
    37,572.20x = 51,848.26 × 21,657.32
  4. Step 4: Simplify right side
    37,572.20x = 1,122,894,358.26
  5. Step 5: Solve for x
    x = 1,122,894,358.26/37,572.20
  6. Step 6: Final answer
    x = 29,886.31

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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.