Home / 51,570.33-77,355.54-14,130.70

Finding the Fourth Proportional to 51,570.33, 77,355.54 and 14,130.70

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Solution

The fourth proportional to 51,570.33, 77,355.54 and 14,130.70 is: 21,196.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,570.33 : 77,355.54 = 14,130.70 : x
  2. Step 2: Convert to fraction form
    51,570.33/77,355.54 = 14,130.70/x
  3. Step 3: Cross multiply
    51,570.33x = 77,355.54 × 14,130.70
  4. Step 4: Simplify right side
    51,570.33x = 1,093,087,929.08
  5. Step 5: Solve for x
    x = 1,093,087,929.08/51,570.33
  6. Step 6: Final answer
    x = 21,196.06

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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.