Home / 51,364.17-70,881.18-28,703.34

Finding the Fourth Proportional to 51,364.17, 70,881.18 and 28,703.34

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Solution

The fourth proportional to 51,364.17, 70,881.18 and 28,703.34 is: 39,609.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,364.17 : 70,881.18 = 28,703.34 : x
  2. Step 2: Convert to fraction form
    51,364.17/70,881.18 = 28,703.34/x
  3. Step 3: Cross multiply
    51,364.17x = 70,881.18 × 28,703.34
  4. Step 4: Simplify right side
    51,364.17x = 2,034,526,609.14
  5. Step 5: Solve for x
    x = 2,034,526,609.14/51,364.17
  6. Step 6: Final answer
    x = 39,609.84

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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.