Home / 31,999.36-48,004.32-9,810.52

Finding the Fourth Proportional to 31,999.36, 48,004.32 and 9,810.52

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Solution

The fourth proportional to 31,999.36, 48,004.32 and 9,810.52 is: 14,717.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,999.36 : 48,004.32 = 9,810.52 : x
  2. Step 2: Convert to fraction form
    31,999.36/48,004.32 = 9,810.52/x
  3. Step 3: Cross multiply
    31,999.36x = 48,004.32 × 9,810.52
  4. Step 4: Simplify right side
    31,999.36x = 470,947,341.45
  5. Step 5: Solve for x
    x = 470,947,341.45/31,999.36
  6. Step 6: Final answer
    x = 14,717.40

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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.