Home / 14,070.38-21,106.53-4,710.02

Finding the Fourth Proportional to 14,070.38, 21,106.53 and 4,710.02

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Solution

The fourth proportional to 14,070.38, 21,106.53 and 4,710.02 is: 7,065.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,070.38 : 21,106.53 = 4,710.02 : x
  2. Step 2: Convert to fraction form
    14,070.38/21,106.53 = 4,710.02/x
  3. Step 3: Cross multiply
    14,070.38x = 21,106.53 × 4,710.02
  4. Step 4: Simplify right side
    14,070.38x = 99,412,152.05
  5. Step 5: Solve for x
    x = 99,412,152.05/14,070.38
  6. Step 6: Final answer
    x = 7,065.35

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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.