Home / 19,214.01-26,501.58-12,487.10

Finding the Fourth Proportional to 19,214.01, 26,501.58 and 12,487.10

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Solution

The fourth proportional to 19,214.01, 26,501.58 and 12,487.10 is: 17,223.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,214.01 : 26,501.58 = 12,487.10 : x
  2. Step 2: Convert to fraction form
    19,214.01/26,501.58 = 12,487.10/x
  3. Step 3: Cross multiply
    19,214.01x = 26,501.58 × 12,487.10
  4. Step 4: Simplify right side
    19,214.01x = 330,927,747.11
  5. Step 5: Solve for x
    x = 330,927,747.11/19,214.01
  6. Step 6: Final answer
    x = 17,223.25

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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.