Home / 35,750.93-49,343.47-20,646.05

Finding the Fourth Proportional to 35,750.93, 49,343.47 and 20,646.05

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Solution

The fourth proportional to 35,750.93, 49,343.47 and 20,646.05 is: 28,495.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,750.93 : 49,343.47 = 20,646.05 : x
  2. Step 2: Convert to fraction form
    35,750.93/49,343.47 = 20,646.05/x
  3. Step 3: Cross multiply
    35,750.93x = 49,343.47 × 20,646.05
  4. Step 4: Simplify right side
    35,750.93x = 1,018,747,820.54
  5. Step 5: Solve for x
    x = 1,018,747,820.54/35,750.93
  6. Step 6: Final answer
    x = 28,495.70

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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.