Home / 19,012.41-26,200.13-13,697.19

Finding the Fourth Proportional to 19,012.41, 26,200.13 and 13,697.19

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Solution

The fourth proportional to 19,012.41, 26,200.13 and 13,697.19 is: 18,875.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,012.41 : 26,200.13 = 13,697.19 : x
  2. Step 2: Convert to fraction form
    19,012.41/26,200.13 = 13,697.19/x
  3. Step 3: Cross multiply
    19,012.41x = 26,200.13 × 13,697.19
  4. Step 4: Simplify right side
    19,012.41x = 358,868,090.15
  5. Step 5: Solve for x
    x = 358,868,090.15/19,012.41
  6. Step 6: Final answer
    x = 18,875.47

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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.