Home / 13,347.71-20,022.47-4,588.77

Finding the Fourth Proportional to 13,347.71, 20,022.47 and 4,588.77

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Solution

The fourth proportional to 13,347.71, 20,022.47 and 4,588.77 is: 6,883.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,347.71 : 20,022.47 = 4,588.77 : x
  2. Step 2: Convert to fraction form
    13,347.71/20,022.47 = 4,588.77/x
  3. Step 3: Cross multiply
    13,347.71x = 20,022.47 × 4,588.77
  4. Step 4: Simplify right side
    13,347.71x = 91,878,509.66
  5. Step 5: Solve for x
    x = 91,878,509.66/13,347.71
  6. Step 6: Final answer
    x = 6,883.47

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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.