Home / 39,803.40-59,688.09-13,496.22

Finding the Fourth Proportional to 39,803.40, 59,688.09 and 13,496.22

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Solution

The fourth proportional to 39,803.40, 59,688.09 and 13,496.22 is: 20,238.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,803.40 : 59,688.09 = 13,496.22 : x
  2. Step 2: Convert to fraction form
    39,803.40/59,688.09 = 13,496.22/x
  3. Step 3: Cross multiply
    39,803.40x = 59,688.09 × 13,496.22
  4. Step 4: Simplify right side
    39,803.40x = 805,563,594.02
  5. Step 5: Solve for x
    x = 805,563,594.02/39,803.40
  6. Step 6: Final answer
    x = 20,238.56

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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.