Home / 13,037.15-19,541.15-5,630.51

Finding the Fourth Proportional to 13,037.15, 19,541.15 and 5,630.51

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Solution

The fourth proportional to 13,037.15, 19,541.15 and 5,630.51 is: 8,439.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,037.15 : 19,541.15 = 5,630.51 : x
  2. Step 2: Convert to fraction form
    13,037.15/19,541.15 = 5,630.51/x
  3. Step 3: Cross multiply
    13,037.15x = 19,541.15 × 5,630.51
  4. Step 4: Simplify right side
    13,037.15x = 110,026,682.30
  5. Step 5: Solve for x
    x = 110,026,682.30/13,037.15
  6. Step 6: Final answer
    x = 8,439.47

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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.