Home / 30,316.02-41,830.55-16,886.94

Finding the Fourth Proportional to 30,316.02, 41,830.55 and 16,886.94

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Solution

The fourth proportional to 30,316.02, 41,830.55 and 16,886.94 is: 23,300.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,316.02 : 41,830.55 = 16,886.94 : x
  2. Step 2: Convert to fraction form
    30,316.02/41,830.55 = 16,886.94/x
  3. Step 3: Cross multiply
    30,316.02x = 41,830.55 × 16,886.94
  4. Step 4: Simplify right side
    30,316.02x = 706,389,925.66
  5. Step 5: Solve for x
    x = 706,389,925.66/30,316.02
  6. Step 6: Final answer
    x = 23,300.88

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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.