Home / 19,484.04-26,888.18-10,531.72

Finding the Fourth Proportional to 19,484.04, 26,888.18 and 10,531.72

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Solution

The fourth proportional to 19,484.04, 26,888.18 and 10,531.72 is: 14,533.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,484.04 : 26,888.18 = 10,531.72 : x
  2. Step 2: Convert to fraction form
    19,484.04/26,888.18 = 10,531.72/x
  3. Step 3: Cross multiply
    19,484.04x = 26,888.18 × 10,531.72
  4. Step 4: Simplify right side
    19,484.04x = 283,178,663.19
  5. Step 5: Solve for x
    x = 283,178,663.19/19,484.04
  6. Step 6: Final answer
    x = 14,533.88

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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.