Home / 39,813.70-59,726.69-14,515.34

Finding the Fourth Proportional to 39,813.70, 59,726.69 and 14,515.34

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Solution

The fourth proportional to 39,813.70, 59,726.69 and 14,515.34 is: 21,775.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,813.70 : 59,726.69 = 14,515.34 : x
  2. Step 2: Convert to fraction form
    39,813.70/59,726.69 = 14,515.34/x
  3. Step 3: Cross multiply
    39,813.70x = 59,726.69 × 14,515.34
  4. Step 4: Simplify right side
    39,813.70x = 866,953,398.03
  5. Step 5: Solve for x
    x = 866,953,398.03/39,813.70
  6. Step 6: Final answer
    x = 21,775.25

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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.