Home / 39,722.44-59,590.98-13,069.92

Finding the Fourth Proportional to 39,722.44, 59,590.98 and 13,069.92

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Solution

The fourth proportional to 39,722.44, 59,590.98 and 13,069.92 is: 19,607.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,722.44 : 59,590.98 = 13,069.92 : x
  2. Step 2: Convert to fraction form
    39,722.44/59,590.98 = 13,069.92/x
  3. Step 3: Cross multiply
    39,722.44x = 59,590.98 × 13,069.92
  4. Step 4: Simplify right side
    39,722.44x = 778,849,341.32
  5. Step 5: Solve for x
    x = 778,849,341.32/39,722.44
  6. Step 6: Final answer
    x = 19,607.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.