Home / 56,027.63-77,317.13-30,533.84

Finding the Fourth Proportional to 56,027.63, 77,317.13 and 30,533.84

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Solution

The fourth proportional to 56,027.63, 77,317.13 and 30,533.84 is: 42,136.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,027.63 : 77,317.13 = 30,533.84 : x
  2. Step 2: Convert to fraction form
    56,027.63/77,317.13 = 30,533.84/x
  3. Step 3: Cross multiply
    56,027.63x = 77,317.13 × 30,533.84
  4. Step 4: Simplify right side
    56,027.63x = 2,360,789,291.28
  5. Step 5: Solve for x
    x = 2,360,789,291.28/56,027.63
  6. Step 6: Final answer
    x = 42,136.16

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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.