Home / 19,038.22-26,269.10-12,322.92

Finding the Fourth Proportional to 19,038.22, 26,269.10 and 12,322.92

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Solution

The fourth proportional to 19,038.22, 26,269.10 and 12,322.92 is: 17,003.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,038.22 : 26,269.10 = 12,322.92 : x
  2. Step 2: Convert to fraction form
    19,038.22/26,269.10 = 12,322.92/x
  3. Step 3: Cross multiply
    19,038.22x = 26,269.10 × 12,322.92
  4. Step 4: Simplify right side
    19,038.22x = 323,711,824.81
  5. Step 5: Solve for x
    x = 323,711,824.81/19,038.22
  6. Step 6: Final answer
    x = 17,003.26

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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.