Home / 35,470.07-53,206.47-13,281.15

Finding the Fourth Proportional to 35,470.07, 53,206.47 and 13,281.15

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Solution

The fourth proportional to 35,470.07, 53,206.47 and 13,281.15 is: 19,922.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,470.07 : 53,206.47 = 13,281.15 : x
  2. Step 2: Convert to fraction form
    35,470.07/53,206.47 = 13,281.15/x
  3. Step 3: Cross multiply
    35,470.07x = 53,206.47 × 13,281.15
  4. Step 4: Simplify right side
    35,470.07x = 706,643,109.04
  5. Step 5: Solve for x
    x = 706,643,109.04/35,470.07
  6. Step 6: Final answer
    x = 19,922.24

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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.