Home / 15,607.16-23,461.49-12,520.93

Finding the Fourth Proportional to 15,607.16, 23,461.49 and 12,520.93

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Solution

The fourth proportional to 15,607.16, 23,461.49 and 12,520.93 is: 18,822.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,607.16 : 23,461.49 = 12,520.93 : x
  2. Step 2: Convert to fraction form
    15,607.16/23,461.49 = 12,520.93/x
  3. Step 3: Cross multiply
    15,607.16x = 23,461.49 × 12,520.93
  4. Step 4: Simplify right side
    15,607.16x = 293,759,646.63
  5. Step 5: Solve for x
    x = 293,759,646.63/15,607.16
  6. Step 6: Final answer
    x = 18,822.10

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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.