Home / 19,064.95-26,308.90-10,998.93

Finding the Fourth Proportional to 19,064.95, 26,308.90 and 10,998.93

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Solution

The fourth proportional to 19,064.95, 26,308.90 and 10,998.93 is: 15,178.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,064.95 : 26,308.90 = 10,998.93 : x
  2. Step 2: Convert to fraction form
    19,064.95/26,308.90 = 10,998.93/x
  3. Step 3: Cross multiply
    19,064.95x = 26,308.90 × 10,998.93
  4. Step 4: Simplify right side
    19,064.95x = 289,369,861.88
  5. Step 5: Solve for x
    x = 289,369,861.88/19,064.95
  6. Step 6: Final answer
    x = 15,178.11

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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.