Home / 22,461.65-31,009.73-14,918.30

Finding the Fourth Proportional to 22,461.65, 31,009.73 and 14,918.30

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Solution

The fourth proportional to 22,461.65, 31,009.73 and 14,918.30 is: 20,595.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,461.65 : 31,009.73 = 14,918.30 : x
  2. Step 2: Convert to fraction form
    22,461.65/31,009.73 = 14,918.30/x
  3. Step 3: Cross multiply
    22,461.65x = 31,009.73 × 14,918.30
  4. Step 4: Simplify right side
    22,461.65x = 462,612,225.42
  5. Step 5: Solve for x
    x = 462,612,225.42/22,461.65
  6. Step 6: Final answer
    x = 20,595.65

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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.