Home / 39,507.32-59,263.70-13,208.64

Finding the Fourth Proportional to 39,507.32, 59,263.70 and 13,208.64

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Solution

The fourth proportional to 39,507.32, 59,263.70 and 13,208.64 is: 19,813.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,507.32 : 59,263.70 = 13,208.64 : x
  2. Step 2: Convert to fraction form
    39,507.32/59,263.70 = 13,208.64/x
  3. Step 3: Cross multiply
    39,507.32x = 59,263.70 × 13,208.64
  4. Step 4: Simplify right side
    39,507.32x = 782,792,812.32
  5. Step 5: Solve for x
    x = 782,792,812.32/39,507.32
  6. Step 6: Final answer
    x = 19,813.87

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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.