Home / 39,569.32-59,356.86-13,263.40

Finding the Fourth Proportional to 39,569.32, 59,356.86 and 13,263.40

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Solution

The fourth proportional to 39,569.32, 59,356.86 and 13,263.40 is: 19,896.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,569.32 : 59,356.86 = 13,263.40 : x
  2. Step 2: Convert to fraction form
    39,569.32/59,356.86 = 13,263.40/x
  3. Step 3: Cross multiply
    39,569.32x = 59,356.86 × 13,263.40
  4. Step 4: Simplify right side
    39,569.32x = 787,273,776.92
  5. Step 5: Solve for x
    x = 787,273,776.92/39,569.32
  6. Step 6: Final answer
    x = 19,896.07

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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.