Home / 19,948.95-29,927.86-8,706.10

Finding the Fourth Proportional to 19,948.95, 29,927.86 and 8,706.10

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Solution

The fourth proportional to 19,948.95, 29,927.86 and 8,706.10 is: 13,061.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,948.95 : 29,927.86 = 8,706.10 : x
  2. Step 2: Convert to fraction form
    19,948.95/29,927.86 = 8,706.10/x
  3. Step 3: Cross multiply
    19,948.95x = 29,927.86 × 8,706.10
  4. Step 4: Simplify right side
    19,948.95x = 260,554,845.36
  5. Step 5: Solve for x
    x = 260,554,845.36/19,948.95
  6. Step 6: Final answer
    x = 13,061.08

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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.