Home / 19,479.05-26,881.16-10,526.62

Finding the Fourth Proportional to 19,479.05, 26,881.16 and 10,526.62

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Solution

The fourth proportional to 19,479.05, 26,881.16 and 10,526.62 is: 14,526.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,479.05 : 26,881.16 = 10,526.62 : x
  2. Step 2: Convert to fraction form
    19,479.05/26,881.16 = 10,526.62/x
  3. Step 3: Cross multiply
    19,479.05x = 26,881.16 × 10,526.62
  4. Step 4: Simplify right side
    19,479.05x = 282,967,756.48
  5. Step 5: Solve for x
    x = 282,967,756.48/19,479.05
  6. Step 6: Final answer
    x = 14,526.77

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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.