Home / 22,041.34-30,437.80-15,345.27

Finding the Fourth Proportional to 22,041.34, 30,437.80 and 15,345.27

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Solution

The fourth proportional to 22,041.34, 30,437.80 and 15,345.27 is: 21,190.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,041.34 : 30,437.80 = 15,345.27 : x
  2. Step 2: Convert to fraction form
    22,041.34/30,437.80 = 15,345.27/x
  3. Step 3: Cross multiply
    22,041.34x = 30,437.80 × 15,345.27
  4. Step 4: Simplify right side
    22,041.34x = 467,076,349.61
  5. Step 5: Solve for x
    x = 467,076,349.61/22,041.34
  6. Step 6: Final answer
    x = 21,190.92

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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.