Home / 39,840.84-59,761.31-10,258.74

Finding the Fourth Proportional to 39,840.84, 59,761.31 and 10,258.74

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Solution

The fourth proportional to 39,840.84, 59,761.31 and 10,258.74 is: 15,388.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,840.84 : 59,761.31 = 10,258.74 : x
  2. Step 2: Convert to fraction form
    39,840.84/59,761.31 = 10,258.74/x
  3. Step 3: Cross multiply
    39,840.84x = 59,761.31 × 10,258.74
  4. Step 4: Simplify right side
    39,840.84x = 613,075,690.06
  5. Step 5: Solve for x
    x = 613,075,690.06/39,840.84
  6. Step 6: Final answer
    x = 15,388.12

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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.