Home / 39,643.32-59,474.08-13,347.36

Finding the Fourth Proportional to 39,643.32, 59,474.08 and 13,347.36

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Solution

The fourth proportional to 39,643.32, 59,474.08 and 13,347.36 is: 20,024.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,643.32 : 59,474.08 = 13,347.36 : x
  2. Step 2: Convert to fraction form
    39,643.32/59,474.08 = 13,347.36/x
  3. Step 3: Cross multiply
    39,643.32x = 59,474.08 × 13,347.36
  4. Step 4: Simplify right side
    39,643.32x = 793,821,956.43
  5. Step 5: Solve for x
    x = 793,821,956.43/39,643.32
  6. Step 6: Final answer
    x = 20,024.10

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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.