Home / 19,474.50-26,874.81-10,521.99

Finding the Fourth Proportional to 19,474.50, 26,874.81 and 10,521.99

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Solution

The fourth proportional to 19,474.50, 26,874.81 and 10,521.99 is: 14,520.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,474.50 : 26,874.81 = 10,521.99 : x
  2. Step 2: Convert to fraction form
    19,474.50/26,874.81 = 10,521.99/x
  3. Step 3: Cross multiply
    19,474.50x = 26,874.81 × 10,521.99
  4. Step 4: Simplify right side
    19,474.50x = 282,776,482.07
  5. Step 5: Solve for x
    x = 282,776,482.07/19,474.50
  6. Step 6: Final answer
    x = 14,520.35

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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.