Home / 22,304.02-30,780.93-12,368.02

Finding the Fourth Proportional to 22,304.02, 30,780.93 and 12,368.02

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Solution

The fourth proportional to 22,304.02, 30,780.93 and 12,368.02 is: 17,068.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,304.02 : 30,780.93 = 12,368.02 : x
  2. Step 2: Convert to fraction form
    22,304.02/30,780.93 = 12,368.02/x
  3. Step 3: Cross multiply
    22,304.02x = 30,780.93 × 12,368.02
  4. Step 4: Simplify right side
    22,304.02x = 380,699,157.86
  5. Step 5: Solve for x
    x = 380,699,157.86/22,304.02
  6. Step 6: Final answer
    x = 17,068.63

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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.