Home / 33,646.74-46,430.28-20,210.02

Finding the Fourth Proportional to 33,646.74, 46,430.28 and 20,210.02

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Solution

The fourth proportional to 33,646.74, 46,430.28 and 20,210.02 is: 27,888.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,646.74 : 46,430.28 = 20,210.02 : x
  2. Step 2: Convert to fraction form
    33,646.74/46,430.28 = 20,210.02/x
  3. Step 3: Cross multiply
    33,646.74x = 46,430.28 × 20,210.02
  4. Step 4: Simplify right side
    33,646.74x = 938,356,887.41
  5. Step 5: Solve for x
    x = 938,356,887.41/33,646.74
  6. Step 6: Final answer
    x = 27,888.49

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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.