Home / 14,349.54-21,484.20-7,752.10

Finding the Fourth Proportional to 14,349.54, 21,484.20 and 7,752.10

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Solution

The fourth proportional to 14,349.54, 21,484.20 and 7,752.10 is: 11,606.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,349.54 : 21,484.20 = 7,752.10 : x
  2. Step 2: Convert to fraction form
    14,349.54/21,484.20 = 7,752.10/x
  3. Step 3: Cross multiply
    14,349.54x = 21,484.20 × 7,752.10
  4. Step 4: Simplify right side
    14,349.54x = 166,547,666.82
  5. Step 5: Solve for x
    x = 166,547,666.82/14,349.54
  6. Step 6: Final answer
    x = 11,606.48

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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.