Home / 31,012.23-46,518.48-9,955.47

Finding the Fourth Proportional to 31,012.23, 46,518.48 and 9,955.47

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Solution

The fourth proportional to 31,012.23, 46,518.48 and 9,955.47 is: 14,933.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,012.23 : 46,518.48 = 9,955.47 : x
  2. Step 2: Convert to fraction form
    31,012.23/46,518.48 = 9,955.47/x
  3. Step 3: Cross multiply
    31,012.23x = 46,518.48 × 9,955.47
  4. Step 4: Simplify right side
    31,012.23x = 463,113,332.09
  5. Step 5: Solve for x
    x = 463,113,332.09/31,012.23
  6. Step 6: Final answer
    x = 14,933.25

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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.