Home / 46,972.31-70,465.75-15,805.13

Finding the Fourth Proportional to 46,972.31, 70,465.75 and 15,805.13

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Solution

The fourth proportional to 46,972.31, 70,465.75 and 15,805.13 is: 23,710.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,972.31 : 70,465.75 = 15,805.13 : x
  2. Step 2: Convert to fraction form
    46,972.31/70,465.75 = 15,805.13/x
  3. Step 3: Cross multiply
    46,972.31x = 70,465.75 × 15,805.13
  4. Step 4: Simplify right side
    46,972.31x = 1,113,719,947.46
  5. Step 5: Solve for x
    x = 1,113,719,947.46/46,972.31
  6. Step 6: Final answer
    x = 23,710.14

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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.