Home / 19,071.02-26,317.22-11,113.58

Finding the Fourth Proportional to 19,071.02, 26,317.22 and 11,113.58

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Solution

The fourth proportional to 19,071.02, 26,317.22 and 11,113.58 is: 15,336.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,071.02 : 26,317.22 = 11,113.58 : x
  2. Step 2: Convert to fraction form
    19,071.02/26,317.22 = 11,113.58/x
  3. Step 3: Cross multiply
    19,071.02x = 26,317.22 × 11,113.58
  4. Step 4: Simplify right side
    19,071.02x = 292,478,529.85
  5. Step 5: Solve for x
    x = 292,478,529.85/19,071.02
  6. Step 6: Final answer
    x = 15,336.28

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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.