Home / 19,070.78-26,317.26-10,572.86

Finding the Fourth Proportional to 19,070.78, 26,317.26 and 10,572.86

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Solution

The fourth proportional to 19,070.78, 26,317.26 and 10,572.86 is: 14,590.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,070.78 : 26,317.26 = 10,572.86 : x
  2. Step 2: Convert to fraction form
    19,070.78/26,317.26 = 10,572.86/x
  3. Step 3: Cross multiply
    19,070.78x = 26,317.26 × 10,572.86
  4. Step 4: Simplify right side
    19,070.78x = 278,248,705.56
  5. Step 5: Solve for x
    x = 278,248,705.56/19,070.78
  6. Step 6: Final answer
    x = 14,590.32

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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.