Home / 32,428.79-44,744.91-19,688.67

Finding the Fourth Proportional to 32,428.79, 44,744.91 and 19,688.67

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Solution

The fourth proportional to 32,428.79, 44,744.91 and 19,688.67 is: 27,166.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,428.79 : 44,744.91 = 19,688.67 : x
  2. Step 2: Convert to fraction form
    32,428.79/44,744.91 = 19,688.67/x
  3. Step 3: Cross multiply
    32,428.79x = 44,744.91 × 19,688.67
  4. Step 4: Simplify right side
    32,428.79x = 880,967,693.34
  5. Step 5: Solve for x
    x = 880,967,693.34/32,428.79
  6. Step 6: Final answer
    x = 27,166.22

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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.