Home / 19,041.71-28,562.46-4,810.21

Finding the Fourth Proportional to 19,041.71, 28,562.46 and 4,810.21

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Solution

The fourth proportional to 19,041.71, 28,562.46 and 4,810.21 is: 7,215.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,041.71 : 28,562.46 = 4,810.21 : x
  2. Step 2: Convert to fraction form
    19,041.71/28,562.46 = 4,810.21/x
  3. Step 3: Cross multiply
    19,041.71x = 28,562.46 × 4,810.21
  4. Step 4: Simplify right side
    19,041.71x = 137,391,341.27
  5. Step 5: Solve for x
    x = 137,391,341.27/19,041.71
  6. Step 6: Final answer
    x = 7,215.29

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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.