Home / 35,752.40-53,622.20-13,260.47

Finding the Fourth Proportional to 35,752.40, 53,622.20 and 13,260.47

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Solution

The fourth proportional to 35,752.40, 53,622.20 and 13,260.47 is: 19,888.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,752.40 : 53,622.20 = 13,260.47 : x
  2. Step 2: Convert to fraction form
    35,752.40/53,622.20 = 13,260.47/x
  3. Step 3: Cross multiply
    35,752.40x = 53,622.20 × 13,260.47
  4. Step 4: Simplify right side
    35,752.40x = 711,055,240.02
  5. Step 5: Solve for x
    x = 711,055,240.02/35,752.40
  6. Step 6: Final answer
    x = 19,888.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.