Home / 53,533.64-73,886.74-30,887.26

Finding the Fourth Proportional to 53,533.64, 73,886.74 and 30,887.26

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Solution

The fourth proportional to 53,533.64, 73,886.74 and 30,887.26 is: 42,630.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,533.64 : 73,886.74 = 30,887.26 : x
  2. Step 2: Convert to fraction form
    53,533.64/73,886.74 = 30,887.26/x
  3. Step 3: Cross multiply
    53,533.64x = 73,886.74 × 30,887.26
  4. Step 4: Simplify right side
    53,533.64x = 2,282,158,948.93
  5. Step 5: Solve for x
    x = 2,282,158,948.93/53,533.64
  6. Step 6: Final answer
    x = 42,630.37

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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.