Home / 43,639.84-65,459.74-14,058.24

Finding the Fourth Proportional to 43,639.84, 65,459.74 and 14,058.24

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Solution

The fourth proportional to 43,639.84, 65,459.74 and 14,058.24 is: 21,087.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,639.84 : 65,459.74 = 14,058.24 : x
  2. Step 2: Convert to fraction form
    43,639.84/65,459.74 = 14,058.24/x
  3. Step 3: Cross multiply
    43,639.84x = 65,459.74 × 14,058.24
  4. Step 4: Simplify right side
    43,639.84x = 920,248,735.26
  5. Step 5: Solve for x
    x = 920,248,735.26/43,639.84
  6. Step 6: Final answer
    x = 21,087.35

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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.