Home / 53,485.40-73,822.25-35,581.16

Finding the Fourth Proportional to 53,485.40, 73,822.25 and 35,581.16

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Solution

The fourth proportional to 53,485.40, 73,822.25 and 35,581.16 is: 49,110.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,485.40 : 73,822.25 = 35,581.16 : x
  2. Step 2: Convert to fraction form
    53,485.40/73,822.25 = 35,581.16/x
  3. Step 3: Cross multiply
    53,485.40x = 73,822.25 × 35,581.16
  4. Step 4: Simplify right side
    53,485.40x = 2,626,681,288.81
  5. Step 5: Solve for x
    x = 2,626,681,288.81/53,485.40
  6. Step 6: Final answer
    x = 49,110.25

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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.