Home / 35,903.32-49,547.43-19,988.84

Finding the Fourth Proportional to 35,903.32, 49,547.43 and 19,988.84

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Solution

The fourth proportional to 35,903.32, 49,547.43 and 19,988.84 is: 27,585.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,903.32 : 49,547.43 = 19,988.84 : x
  2. Step 2: Convert to fraction form
    35,903.32/49,547.43 = 19,988.84/x
  3. Step 3: Cross multiply
    35,903.32x = 49,547.43 × 19,988.84
  4. Step 4: Simplify right side
    35,903.32x = 990,395,650.68
  5. Step 5: Solve for x
    x = 990,395,650.68/35,903.32
  6. Step 6: Final answer
    x = 27,585.08

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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.