Home / 42,455.76-63,313.01-37,215.04

Finding the Fourth Proportional to 42,455.76, 63,313.01 and 37,215.04

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Solution

The fourth proportional to 42,455.76, 63,313.01 and 37,215.04 is: 55,497.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,455.76 : 63,313.01 = 37,215.04 : x
  2. Step 2: Convert to fraction form
    42,455.76/63,313.01 = 37,215.04/x
  3. Step 3: Cross multiply
    42,455.76x = 63,313.01 × 37,215.04
  4. Step 4: Simplify right side
    42,455.76x = 2,356,196,199.67
  5. Step 5: Solve for x
    x = 2,356,196,199.67/42,455.76
  6. Step 6: Final answer
    x = 55,497.68

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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.