Home / 19,219.95-26,523.18-10,836.45

Finding the Fourth Proportional to 19,219.95, 26,523.18 and 10,836.45

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Solution

The fourth proportional to 19,219.95, 26,523.18 and 10,836.45 is: 14,954.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,219.95 : 26,523.18 = 10,836.45 : x
  2. Step 2: Convert to fraction form
    19,219.95/26,523.18 = 10,836.45/x
  3. Step 3: Cross multiply
    19,219.95x = 26,523.18 × 10,836.45
  4. Step 4: Simplify right side
    19,219.95x = 287,417,113.91
  5. Step 5: Solve for x
    x = 287,417,113.91/19,219.95
  6. Step 6: Final answer
    x = 14,954.10

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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.