Home / 38,495.21-53,123.31-22,579.52

Finding the Fourth Proportional to 38,495.21, 53,123.31 and 22,579.52

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Solution

The fourth proportional to 38,495.21, 53,123.31 and 22,579.52 is: 31,159.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,495.21 : 53,123.31 = 22,579.52 : x
  2. Step 2: Convert to fraction form
    38,495.21/53,123.31 = 22,579.52/x
  3. Step 3: Cross multiply
    38,495.21x = 53,123.31 × 22,579.52
  4. Step 4: Simplify right side
    38,495.21x = 1,199,498,574.99
  5. Step 5: Solve for x
    x = 1,199,498,574.99/38,495.21
  6. Step 6: Final answer
    x = 31,159.69

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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.