Home / 19,590.27-27,033.87-10,637.60

Finding the Fourth Proportional to 19,590.27, 27,033.87 and 10,637.60

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Solution

The fourth proportional to 19,590.27, 27,033.87 and 10,637.60 is: 14,679.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,590.27 : 27,033.87 = 10,637.60 : x
  2. Step 2: Convert to fraction form
    19,590.27/27,033.87 = 10,637.60/x
  3. Step 3: Cross multiply
    19,590.27x = 27,033.87 × 10,637.60
  4. Step 4: Simplify right side
    19,590.27x = 287,575,360.34
  5. Step 5: Solve for x
    x = 287,575,360.34/19,590.27
  6. Step 6: Final answer
    x = 14,679.50

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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.