Home / 13,813.95-19,063.23-7,526.34

Finding the Fourth Proportional to 13,813.95, 19,063.23 and 7,526.34

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Solution

The fourth proportional to 13,813.95, 19,063.23 and 7,526.34 is: 10,386.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,813.95 : 19,063.23 = 7,526.34 : x
  2. Step 2: Convert to fraction form
    13,813.95/19,063.23 = 7,526.34/x
  3. Step 3: Cross multiply
    13,813.95x = 19,063.23 × 7,526.34
  4. Step 4: Simplify right side
    13,813.95x = 143,476,350.48
  5. Step 5: Solve for x
    x = 143,476,350.48/13,813.95
  6. Step 6: Final answer
    x = 10,386.34

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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.