Home / 19,177.02-26,461.35-12,113.10

Finding the Fourth Proportional to 19,177.02, 26,461.35 and 12,113.10

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Solution

The fourth proportional to 19,177.02, 26,461.35 and 12,113.10 is: 16,714.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,177.02 : 26,461.35 = 12,113.10 : x
  2. Step 2: Convert to fraction form
    19,177.02/26,461.35 = 12,113.10/x
  3. Step 3: Cross multiply
    19,177.02x = 26,461.35 × 12,113.10
  4. Step 4: Simplify right side
    19,177.02x = 320,528,978.69
  5. Step 5: Solve for x
    x = 320,528,978.69/19,177.02
  6. Step 6: Final answer
    x = 16,714.22

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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.