Home / 25,715.76-38,545.29-14,598.51

Finding the Fourth Proportional to 25,715.76, 38,545.29 and 14,598.51

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Solution

The fourth proportional to 25,715.76, 38,545.29 and 14,598.51 is: 21,881.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,715.76 : 38,545.29 = 14,598.51 : x
  2. Step 2: Convert to fraction form
    25,715.76/38,545.29 = 14,598.51/x
  3. Step 3: Cross multiply
    25,715.76x = 38,545.29 × 14,598.51
  4. Step 4: Simplify right side
    25,715.76x = 562,703,801.52
  5. Step 5: Solve for x
    x = 562,703,801.52/25,715.76
  6. Step 6: Final answer
    x = 21,881.67

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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.