Home / 19,070.44-26,320.26-11,117.32

Finding the Fourth Proportional to 19,070.44, 26,320.26 and 11,117.32

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Solution

The fourth proportional to 19,070.44, 26,320.26 and 11,117.32 is: 15,343.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,070.44 : 26,320.26 = 11,117.32 : x
  2. Step 2: Convert to fraction form
    19,070.44/26,320.26 = 11,117.32/x
  3. Step 3: Cross multiply
    19,070.44x = 26,320.26 × 11,117.32
  4. Step 4: Simplify right side
    19,070.44x = 292,610,752.90
  5. Step 5: Solve for x
    x = 292,610,752.90/19,070.44
  6. Step 6: Final answer
    x = 15,343.68

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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.