Home / 14,048.91-21,070.13-5,284.71

Finding the Fourth Proportional to 14,048.91, 21,070.13 and 5,284.71

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Solution

The fourth proportional to 14,048.91, 21,070.13 and 5,284.71 is: 7,925.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,048.91 : 21,070.13 = 5,284.71 : x
  2. Step 2: Convert to fraction form
    14,048.91/21,070.13 = 5,284.71/x
  3. Step 3: Cross multiply
    14,048.91x = 21,070.13 × 5,284.71
  4. Step 4: Simplify right side
    14,048.91x = 111,349,500.29
  5. Step 5: Solve for x
    x = 111,349,500.29/14,048.91
  6. Step 6: Final answer
    x = 7,925.85

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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.