Home / 16,421.65-22,657.86-9,250.19

Finding the Fourth Proportional to 16,421.65, 22,657.86 and 9,250.19

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Solution

The fourth proportional to 16,421.65, 22,657.86 and 9,250.19 is: 12,763.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,421.65 : 22,657.86 = 9,250.19 : x
  2. Step 2: Convert to fraction form
    16,421.65/22,657.86 = 9,250.19/x
  3. Step 3: Cross multiply
    16,421.65x = 22,657.86 × 9,250.19
  4. Step 4: Simplify right side
    16,421.65x = 209,589,509.99
  5. Step 5: Solve for x
    x = 209,589,509.99/16,421.65
  6. Step 6: Final answer
    x = 12,763.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.