Home / 39,491.84-58,985.56-35,737.80

Finding the Fourth Proportional to 39,491.84, 58,985.56 and 35,737.80

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Solution

The fourth proportional to 39,491.84, 58,985.56 and 35,737.80 is: 53,378.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,491.84 : 58,985.56 = 35,737.80 : x
  2. Step 2: Convert to fraction form
    39,491.84/58,985.56 = 35,737.80/x
  3. Step 3: Cross multiply
    39,491.84x = 58,985.56 × 35,737.80
  4. Step 4: Simplify right side
    39,491.84x = 2,108,014,146.17
  5. Step 5: Solve for x
    x = 2,108,014,146.17/39,491.84
  6. Step 6: Final answer
    x = 53,378.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.