Home / 39,746.34-59,563.62-31,389.66

Finding the Fourth Proportional to 39,746.34, 59,563.62 and 31,389.66

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Solution

The fourth proportional to 39,746.34, 59,563.62 and 31,389.66 is: 47,040.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,746.34 : 59,563.62 = 31,389.66 : x
  2. Step 2: Convert to fraction form
    39,746.34/59,563.62 = 31,389.66/x
  3. Step 3: Cross multiply
    39,746.34x = 59,563.62 × 31,389.66
  4. Step 4: Simplify right side
    39,746.34x = 1,869,681,780.17
  5. Step 5: Solve for x
    x = 1,869,681,780.17/39,746.34
  6. Step 6: Final answer
    x = 47,040.35

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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.