Home / 19,100.79-26,358.86-10,602.98

Finding the Fourth Proportional to 19,100.79, 26,358.86 and 10,602.98

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Solution

The fourth proportional to 19,100.79, 26,358.86 and 10,602.98 is: 14,631.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,100.79 : 26,358.86 = 10,602.98 : x
  2. Step 2: Convert to fraction form
    19,100.79/26,358.86 = 10,602.98/x
  3. Step 3: Cross multiply
    19,100.79x = 26,358.86 × 10,602.98
  4. Step 4: Simplify right side
    19,100.79x = 279,482,310.28
  5. Step 5: Solve for x
    x = 279,482,310.28/19,100.79
  6. Step 6: Final answer
    x = 14,631.98

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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.