Home / 19,152.45-26,430.89-11,597.40

Finding the Fourth Proportional to 19,152.45, 26,430.89 and 11,597.40

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Solution

The fourth proportional to 19,152.45, 26,430.89 and 11,597.40 is: 16,004.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,152.45 : 26,430.89 = 11,597.40 : x
  2. Step 2: Convert to fraction form
    19,152.45/26,430.89 = 11,597.40/x
  3. Step 3: Cross multiply
    19,152.45x = 26,430.89 × 11,597.40
  4. Step 4: Simplify right side
    19,152.45x = 306,529,545.70
  5. Step 5: Solve for x
    x = 306,529,545.70/19,152.45
  6. Step 6: Final answer
    x = 16,004.72

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Half scale
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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.