Home / 39,038.98-53,868-23,717.56

Finding the Fourth Proportional to 39,038.98, 53,868 and 23,717.56

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Solution

The fourth proportional to 39,038.98, 53,868 and 23,717.56 is: 32,726.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,038.98 : 53,868 = 23,717.56 : x
  2. Step 2: Convert to fraction form
    39,038.98/53,868 = 23,717.56/x
  3. Step 3: Cross multiply
    39,038.98x = 53,868 × 23,717.56
  4. Step 4: Simplify right side
    39,038.98x = 1,277,617,522.08
  5. Step 5: Solve for x
    x = 1,277,617,522.08/39,038.98
  6. Step 6: Final answer
    x = 32,726.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.