Home / 22,885.80-34,328.70-13,055.40

Finding the Fourth Proportional to 22,885.80, 34,328.70 and 13,055.40

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Solution

The fourth proportional to 22,885.80, 34,328.70 and 13,055.40 is: 19,583.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,885.80 : 34,328.70 = 13,055.40 : x
  2. Step 2: Convert to fraction form
    22,885.80/34,328.70 = 13,055.40/x
  3. Step 3: Cross multiply
    22,885.80x = 34,328.70 × 13,055.40
  4. Step 4: Simplify right side
    22,885.80x = 448,174,909.98
  5. Step 5: Solve for x
    x = 448,174,909.98/22,885.80
  6. Step 6: Final answer
    x = 19,583.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.