Home / 31,114.86-46,679.58-17,970.99

Finding the Fourth Proportional to 31,114.86, 46,679.58 and 17,970.99

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Solution

The fourth proportional to 31,114.86, 46,679.58 and 17,970.99 is: 26,960.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,114.86 : 46,679.58 = 17,970.99 : x
  2. Step 2: Convert to fraction form
    31,114.86/46,679.58 = 17,970.99/x
  3. Step 3: Cross multiply
    31,114.86x = 46,679.58 × 17,970.99
  4. Step 4: Simplify right side
    31,114.86x = 838,878,265.38
  5. Step 5: Solve for x
    x = 838,878,265.38/31,114.86
  6. Step 6: Final answer
    x = 26,960.70

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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.