Home / 33,985.76-46,890.63-20,547.25

Finding the Fourth Proportional to 33,985.76, 46,890.63 and 20,547.25

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Solution

The fourth proportional to 33,985.76, 46,890.63 and 20,547.25 is: 28,349.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,985.76 : 46,890.63 = 20,547.25 : x
  2. Step 2: Convert to fraction form
    33,985.76/46,890.63 = 20,547.25/x
  3. Step 3: Cross multiply
    33,985.76x = 46,890.63 × 20,547.25
  4. Step 4: Simplify right side
    33,985.76x = 963,473,380.04
  5. Step 5: Solve for x
    x = 963,473,380.04/33,985.76
  6. Step 6: Final answer
    x = 28,349.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.