Home / 35,520.68-53,020.98-31,317.03

Finding the Fourth Proportional to 35,520.68, 53,020.98 and 31,317.03

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Solution

The fourth proportional to 35,520.68, 53,020.98 and 31,317.03 is: 46,746.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,520.68 : 53,020.98 = 31,317.03 : x
  2. Step 2: Convert to fraction form
    35,520.68/53,020.98 = 31,317.03/x
  3. Step 3: Cross multiply
    35,520.68x = 53,020.98 × 31,317.03
  4. Step 4: Simplify right side
    35,520.68x = 1,660,459,621.29
  5. Step 5: Solve for x
    x = 1,660,459,621.29/35,520.68
  6. Step 6: Final answer
    x = 46,746.28

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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.