Home / 33,979.69-46,885.80-20,549.08

Finding the Fourth Proportional to 33,979.69, 46,885.80 and 20,549.08

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Solution

The fourth proportional to 33,979.69, 46,885.80 and 20,549.08 is: 28,354.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,979.69 : 46,885.80 = 20,549.08 : x
  2. Step 2: Convert to fraction form
    33,979.69/46,885.80 = 20,549.08/x
  3. Step 3: Cross multiply
    33,979.69x = 46,885.80 × 20,549.08
  4. Step 4: Simplify right side
    33,979.69x = 963,460,055.06
  5. Step 5: Solve for x
    x = 963,460,055.06/33,979.69
  6. Step 6: Final answer
    x = 28,354.00

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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.