Home / 43,737.06-65,607.63-14,157.21

Finding the Fourth Proportional to 43,737.06, 65,607.63 and 14,157.21

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Solution

The fourth proportional to 43,737.06, 65,607.63 and 14,157.21 is: 21,236.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,737.06 : 65,607.63 = 14,157.21 : x
  2. Step 2: Convert to fraction form
    43,737.06/65,607.63 = 14,157.21/x
  3. Step 3: Cross multiply
    43,737.06x = 65,607.63 × 14,157.21
  4. Step 4: Simplify right side
    43,737.06x = 928,820,995.51
  5. Step 5: Solve for x
    x = 928,820,995.51/43,737.06
  6. Step 6: Final answer
    x = 21,236.48

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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.