Home / 31,554.97-47,332.87-10,495.01

Finding the Fourth Proportional to 31,554.97, 47,332.87 and 10,495.01

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Solution

The fourth proportional to 31,554.97, 47,332.87 and 10,495.01 is: 15,742.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,554.97 : 47,332.87 = 10,495.01 : x
  2. Step 2: Convert to fraction form
    31,554.97/47,332.87 = 10,495.01/x
  3. Step 3: Cross multiply
    31,554.97x = 47,332.87 × 10,495.01
  4. Step 4: Simplify right side
    31,554.97x = 496,759,036.07
  5. Step 5: Solve for x
    x = 496,759,036.07/31,554.97
  6. Step 6: Final answer
    x = 15,742.66

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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.