Home / 13,085.21-19,602.23-10,458.24

Finding the Fourth Proportional to 13,085.21, 19,602.23 and 10,458.24

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Solution

The fourth proportional to 13,085.21, 19,602.23 and 10,458.24 is: 15,666.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,085.21 : 19,602.23 = 10,458.24 : x
  2. Step 2: Convert to fraction form
    13,085.21/19,602.23 = 10,458.24/x
  3. Step 3: Cross multiply
    13,085.21x = 19,602.23 × 10,458.24
  4. Step 4: Simplify right side
    13,085.21x = 205,004,773.58
  5. Step 5: Solve for x
    x = 205,004,773.58/13,085.21
  6. Step 6: Final answer
    x = 15,666.91

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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.