Home / 46,970.86-70,438.75-18,881.41

Finding the Fourth Proportional to 46,970.86, 70,438.75 and 18,881.41

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Solution

The fourth proportional to 46,970.86, 70,438.75 and 18,881.41 is: 28,315.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,970.86 : 70,438.75 = 18,881.41 : x
  2. Step 2: Convert to fraction form
    46,970.86/70,438.75 = 18,881.41/x
  3. Step 3: Cross multiply
    46,970.86x = 70,438.75 × 18,881.41
  4. Step 4: Simplify right side
    46,970.86x = 1,329,982,918.64
  5. Step 5: Solve for x
    x = 1,329,982,918.64/46,970.86
  6. Step 6: Final answer
    x = 28,315.06

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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.