Home / 35,750.07-49,337.46-20,643.39

Finding the Fourth Proportional to 35,750.07, 49,337.46 and 20,643.39

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Solution

The fourth proportional to 35,750.07, 49,337.46 and 20,643.39 is: 28,489.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,750.07 : 49,337.46 = 20,643.39 : x
  2. Step 2: Convert to fraction form
    35,750.07/49,337.46 = 20,643.39/x
  3. Step 3: Cross multiply
    35,750.07x = 49,337.46 × 20,643.39
  4. Step 4: Simplify right side
    35,750.07x = 1,018,492,428.39
  5. Step 5: Solve for x
    x = 1,018,492,428.39/35,750.07
  6. Step 6: Final answer
    x = 28,489.24

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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.