Home / 15,437.22-21,303.37-9,062.56

Finding the Fourth Proportional to 15,437.22, 21,303.37 and 9,062.56

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Solution

The fourth proportional to 15,437.22, 21,303.37 and 9,062.56 is: 12,506.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,437.22 : 21,303.37 = 9,062.56 : x
  2. Step 2: Convert to fraction form
    15,437.22/21,303.37 = 9,062.56/x
  3. Step 3: Cross multiply
    15,437.22x = 21,303.37 × 9,062.56
  4. Step 4: Simplify right side
    15,437.22x = 193,063,068.83
  5. Step 5: Solve for x
    x = 193,063,068.83/15,437.22
  6. Step 6: Final answer
    x = 12,506.34

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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.