Home / 35,506.68-53,259.36-13,319.52

Finding the Fourth Proportional to 35,506.68, 53,259.36 and 13,319.52

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Solution

The fourth proportional to 35,506.68, 53,259.36 and 13,319.52 is: 19,979.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,506.68 : 53,259.36 = 13,319.52 : x
  2. Step 2: Convert to fraction form
    35,506.68/53,259.36 = 13,319.52/x
  3. Step 3: Cross multiply
    35,506.68x = 53,259.36 × 13,319.52
  4. Step 4: Simplify right side
    35,506.68x = 709,389,110.71
  5. Step 5: Solve for x
    x = 709,389,110.71/35,506.68
  6. Step 6: Final answer
    x = 19,979.03

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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.