Home / 51,875.40-77,813.10-25,631.40

Finding the Fourth Proportional to 51,875.40, 77,813.10 and 25,631.40

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Solution

The fourth proportional to 51,875.40, 77,813.10 and 25,631.40 is: 38,447.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,875.40 : 77,813.10 = 25,631.40 : x
  2. Step 2: Convert to fraction form
    51,875.40/77,813.10 = 25,631.40/x
  3. Step 3: Cross multiply
    51,875.40x = 77,813.10 × 25,631.40
  4. Step 4: Simplify right side
    51,875.40x = 1,994,458,691.34
  5. Step 5: Solve for x
    x = 1,994,458,691.34/51,875.40
  6. Step 6: Final answer
    x = 38,447.10

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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.