Home / 53,152.36-73,347.90-30,475.12

Finding the Fourth Proportional to 53,152.36, 73,347.90 and 30,475.12

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Solution

The fourth proportional to 53,152.36, 73,347.90 and 30,475.12 is: 42,054.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,152.36 : 73,347.90 = 30,475.12 : x
  2. Step 2: Convert to fraction form
    53,152.36/73,347.90 = 30,475.12/x
  3. Step 3: Cross multiply
    53,152.36x = 73,347.90 × 30,475.12
  4. Step 4: Simplify right side
    53,152.36x = 2,235,286,054.25
  5. Step 5: Solve for x
    x = 2,235,286,054.25/53,152.36
  6. Step 6: Final answer
    x = 42,054.31

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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.