Home / 35,751.69-49,344.51-20,646.81

Finding the Fourth Proportional to 35,751.69, 49,344.51 and 20,646.81

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Solution

The fourth proportional to 35,751.69, 49,344.51 and 20,646.81 is: 28,496.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,751.69 : 49,344.51 = 20,646.81 : x
  2. Step 2: Convert to fraction form
    35,751.69/49,344.51 = 20,646.81/x
  3. Step 3: Cross multiply
    35,751.69x = 49,344.51 × 20,646.81
  4. Step 4: Simplify right side
    35,751.69x = 1,018,806,722.51
  5. Step 5: Solve for x
    x = 1,018,806,722.51/35,751.69
  6. Step 6: Final answer
    x = 28,496.74

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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.