Home / 19,113.08-26,376.92-10,615.23

Finding the Fourth Proportional to 19,113.08, 26,376.92 and 10,615.23

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Solution

The fourth proportional to 19,113.08, 26,376.92 and 10,615.23 is: 14,649.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,113.08 : 26,376.92 = 10,615.23 : x
  2. Step 2: Convert to fraction form
    19,113.08/26,376.92 = 10,615.23/x
  3. Step 3: Cross multiply
    19,113.08x = 26,376.92 × 10,615.23
  4. Step 4: Simplify right side
    19,113.08x = 279,997,072.49
  5. Step 5: Solve for x
    x = 279,997,072.49/19,113.08
  6. Step 6: Final answer
    x = 14,649.50

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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.