Home / 35,655.29-49,192.21-20,547.47

Finding the Fourth Proportional to 35,655.29, 49,192.21 and 20,547.47

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Solution

The fourth proportional to 35,655.29, 49,192.21 and 20,547.47 is: 28,348.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,655.29 : 49,192.21 = 20,547.47 : x
  2. Step 2: Convert to fraction form
    35,655.29/49,192.21 = 20,547.47/x
  3. Step 3: Cross multiply
    35,655.29x = 49,192.21 × 20,547.47
  4. Step 4: Simplify right side
    35,655.29x = 1,010,775,607.87
  5. Step 5: Solve for x
    x = 1,010,775,607.87/35,655.29
  6. Step 6: Final answer
    x = 28,348.55

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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.