Home / 19,053.18-26,298.95-12,338.55

Finding the Fourth Proportional to 19,053.18, 26,298.95 and 12,338.55

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Solution

The fourth proportional to 19,053.18, 26,298.95 and 12,338.55 is: 17,030.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,053.18 : 26,298.95 = 12,338.55 : x
  2. Step 2: Convert to fraction form
    19,053.18/26,298.95 = 12,338.55/x
  3. Step 3: Cross multiply
    19,053.18x = 26,298.95 × 12,338.55
  4. Step 4: Simplify right side
    19,053.18x = 324,490,847.83
  5. Step 5: Solve for x
    x = 324,490,847.83/19,053.18
  6. Step 6: Final answer
    x = 17,030.80

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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.