Home / 14,010.15-21,017.27-4,148.13

Finding the Fourth Proportional to 14,010.15, 21,017.27 and 4,148.13

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Solution

The fourth proportional to 14,010.15, 21,017.27 and 4,148.13 is: 6,222.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,010.15 : 21,017.27 = 4,148.13 : x
  2. Step 2: Convert to fraction form
    14,010.15/21,017.27 = 4,148.13/x
  3. Step 3: Cross multiply
    14,010.15x = 21,017.27 × 4,148.13
  4. Step 4: Simplify right side
    14,010.15x = 87,182,368.21
  5. Step 5: Solve for x
    x = 87,182,368.21/14,010.15
  6. Step 6: Final answer
    x = 6,222.80

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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.