Home / 13,795.77-19,038.24-7,508.16

Finding the Fourth Proportional to 13,795.77, 19,038.24 and 7,508.16

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Solution

The fourth proportional to 13,795.77, 19,038.24 and 7,508.16 is: 10,361.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,795.77 : 19,038.24 = 7,508.16 : x
  2. Step 2: Convert to fraction form
    13,795.77/19,038.24 = 7,508.16/x
  3. Step 3: Cross multiply
    13,795.77x = 19,038.24 × 7,508.16
  4. Step 4: Simplify right side
    13,795.77x = 142,942,152.04
  5. Step 5: Solve for x
    x = 142,942,152.04/13,795.77
  6. Step 6: Final answer
    x = 10,361.30

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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.