Home / 14,059.80-21,089.70-7,061.40

Finding the Fourth Proportional to 14,059.80, 21,089.70 and 7,061.40

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Solution

The fourth proportional to 14,059.80, 21,089.70 and 7,061.40 is: 10,592.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,059.80 : 21,089.70 = 7,061.40 : x
  2. Step 2: Convert to fraction form
    14,059.80/21,089.70 = 7,061.40/x
  3. Step 3: Cross multiply
    14,059.80x = 21,089.70 × 7,061.40
  4. Step 4: Simplify right side
    14,059.80x = 148,922,807.58
  5. Step 5: Solve for x
    x = 148,922,807.58/14,059.80
  6. Step 6: Final answer
    x = 10,592.10

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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.