Home / 13,275.36-19,903.80-5,875.77

Finding the Fourth Proportional to 13,275.36, 19,903.80 and 5,875.77

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Solution

The fourth proportional to 13,275.36, 19,903.80 and 5,875.77 is: 8,809.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,275.36 : 19,903.80 = 5,875.77 : x
  2. Step 2: Convert to fraction form
    13,275.36/19,903.80 = 5,875.77/x
  3. Step 3: Cross multiply
    13,275.36x = 19,903.80 × 5,875.77
  4. Step 4: Simplify right side
    13,275.36x = 116,950,150.93
  5. Step 5: Solve for x
    x = 116,950,150.93/13,275.36
  6. Step 6: Final answer
    x = 8,809.57

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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.