Home / 43,345.13-65,036.47-15,285.23

Finding the Fourth Proportional to 43,345.13, 65,036.47 and 15,285.23

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Solution

The fourth proportional to 43,345.13, 65,036.47 and 15,285.23 is: 22,934.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,345.13 : 65,036.47 = 15,285.23 : x
  2. Step 2: Convert to fraction form
    43,345.13/65,036.47 = 15,285.23/x
  3. Step 3: Cross multiply
    43,345.13x = 65,036.47 × 15,285.23
  4. Step 4: Simplify right side
    43,345.13x = 994,097,077.16
  5. Step 5: Solve for x
    x = 994,097,077.16/43,345.13
  6. Step 6: Final answer
    x = 22,934.46

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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.