Home / 19,152.72-26,429.40-10,770.48

Finding the Fourth Proportional to 19,152.72, 26,429.40 and 10,770.48

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Solution

The fourth proportional to 19,152.72, 26,429.40 and 10,770.48 is: 14,862.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,152.72 : 26,429.40 = 10,770.48 : x
  2. Step 2: Convert to fraction form
    19,152.72/26,429.40 = 10,770.48/x
  3. Step 3: Cross multiply
    19,152.72x = 26,429.40 × 10,770.48
  4. Step 4: Simplify right side
    19,152.72x = 284,657,324.11
  5. Step 5: Solve for x
    x = 284,657,324.11/19,152.72
  6. Step 6: Final answer
    x = 14,862.50

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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.