Home / 31,215.36-46,819.80-9,032.16

Finding the Fourth Proportional to 31,215.36, 46,819.80 and 9,032.16

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Solution

The fourth proportional to 31,215.36, 46,819.80 and 9,032.16 is: 13,547.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,215.36 : 46,819.80 = 9,032.16 : x
  2. Step 2: Convert to fraction form
    31,215.36/46,819.80 = 9,032.16/x
  3. Step 3: Cross multiply
    31,215.36x = 46,819.80 × 9,032.16
  4. Step 4: Simplify right side
    31,215.36x = 422,883,924.77
  5. Step 5: Solve for x
    x = 422,883,924.77/31,215.36
  6. Step 6: Final answer
    x = 13,547.30

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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.