Home / 30,703.04-46,054.56-20,312.36

Finding the Fourth Proportional to 30,703.04, 46,054.56 and 20,312.36

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Solution

The fourth proportional to 30,703.04, 46,054.56 and 20,312.36 is: 30,468.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,703.04 : 46,054.56 = 20,312.36 : x
  2. Step 2: Convert to fraction form
    30,703.04/46,054.56 = 20,312.36/x
  3. Step 3: Cross multiply
    30,703.04x = 46,054.56 × 20,312.36
  4. Step 4: Simplify right side
    30,703.04x = 935,476,802.36
  5. Step 5: Solve for x
    x = 935,476,802.36/30,703.04
  6. Step 6: Final answer
    x = 30,468.54

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Similar ratio
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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.