Home / 28,973.80-43,460.70-9,254.35

Finding the Fourth Proportional to 28,973.80, 43,460.70 and 9,254.35

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Solution

The fourth proportional to 28,973.80, 43,460.70 and 9,254.35 is: 13,881.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,973.80 : 43,460.70 = 9,254.35 : x
  2. Step 2: Convert to fraction form
    28,973.80/43,460.70 = 9,254.35/x
  3. Step 3: Cross multiply
    28,973.80x = 43,460.70 × 9,254.35
  4. Step 4: Simplify right side
    28,973.80x = 402,200,529.05
  5. Step 5: Solve for x
    x = 402,200,529.05/28,973.80
  6. Step 6: Final answer
    x = 13,881.53

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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.