Home / 31,332.45-46,987.73-12,607.63

Finding the Fourth Proportional to 31,332.45, 46,987.73 and 12,607.63

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Solution

The fourth proportional to 31,332.45, 46,987.73 and 12,607.63 is: 18,907.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,332.45 : 46,987.73 = 12,607.63 : x
  2. Step 2: Convert to fraction form
    31,332.45/46,987.73 = 12,607.63/x
  3. Step 3: Cross multiply
    31,332.45x = 46,987.73 × 12,607.63
  4. Step 4: Simplify right side
    31,332.45x = 592,403,852.07
  5. Step 5: Solve for x
    x = 592,403,852.07/31,332.45
  6. Step 6: Final answer
    x = 18,907.04

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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.