Home / 43,601.42-60,128.63-28,507.02

Finding the Fourth Proportional to 43,601.42, 60,128.63 and 28,507.02

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Solution

The fourth proportional to 43,601.42, 60,128.63 and 28,507.02 is: 39,312.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,601.42 : 60,128.63 = 28,507.02 : x
  2. Step 2: Convert to fraction form
    43,601.42/60,128.63 = 28,507.02/x
  3. Step 3: Cross multiply
    43,601.42x = 60,128.63 × 28,507.02
  4. Step 4: Simplify right side
    43,601.42x = 1,714,088,135.09
  5. Step 5: Solve for x
    x = 1,714,088,135.09/43,601.42
  6. Step 6: Final answer
    x = 39,312.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.