Home / 28,984.44-43,492.80-15,657.16

Finding the Fourth Proportional to 28,984.44, 43,492.80 and 15,657.16

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Solution

The fourth proportional to 28,984.44, 43,492.80 and 15,657.16 is: 23,494.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,984.44 : 43,492.80 = 15,657.16 : x
  2. Step 2: Convert to fraction form
    28,984.44/43,492.80 = 15,657.16/x
  3. Step 3: Cross multiply
    28,984.44x = 43,492.80 × 15,657.16
  4. Step 4: Simplify right side
    28,984.44x = 680,973,728.45
  5. Step 5: Solve for x
    x = 680,973,728.45/28,984.44
  6. Step 6: Final answer
    x = 23,494.46

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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.