Home / 51,233.12-70,701.56-28,572.14

Finding the Fourth Proportional to 51,233.12, 70,701.56 and 28,572.14

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Solution

The fourth proportional to 51,233.12, 70,701.56 and 28,572.14 is: 39,429.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,233.12 : 70,701.56 = 28,572.14 : x
  2. Step 2: Convert to fraction form
    51,233.12/70,701.56 = 28,572.14/x
  3. Step 3: Cross multiply
    51,233.12x = 70,701.56 × 28,572.14
  4. Step 4: Simplify right side
    51,233.12x = 2,020,094,588.46
  5. Step 5: Solve for x
    x = 2,020,094,588.46/51,233.12
  6. Step 6: Final answer
    x = 39,429.47

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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.