Home / 13,810.86-19,059.11-7,523.23

Finding the Fourth Proportional to 13,810.86, 19,059.11 and 7,523.23

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Solution

The fourth proportional to 13,810.86, 19,059.11 and 7,523.23 is: 10,382.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,810.86 : 19,059.11 = 7,523.23 : x
  2. Step 2: Convert to fraction form
    13,810.86/19,059.11 = 7,523.23/x
  3. Step 3: Cross multiply
    13,810.86x = 19,059.11 × 7,523.23
  4. Step 4: Simplify right side
    13,810.86x = 143,386,068.13
  5. Step 5: Solve for x
    x = 143,386,068.13/13,810.86
  6. Step 6: Final answer
    x = 10,382.12

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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.