Home / 19,508.60-26,921.67-10,555.91

Finding the Fourth Proportional to 19,508.60, 26,921.67 and 10,555.91

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Solution

The fourth proportional to 19,508.60, 26,921.67 and 10,555.91 is: 14,567.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,508.60 : 26,921.67 = 10,555.91 : x
  2. Step 2: Convert to fraction form
    19,508.60/26,921.67 = 10,555.91/x
  3. Step 3: Cross multiply
    19,508.60x = 26,921.67 × 10,555.91
  4. Step 4: Simplify right side
    19,508.60x = 284,182,590.96
  5. Step 5: Solve for x
    x = 284,182,590.96/19,508.60
  6. Step 6: Final answer
    x = 14,567.05

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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.