Home / 28,294.17-42,450.47-13,501.17

Finding the Fourth Proportional to 28,294.17, 42,450.47 and 13,501.17

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Solution

The fourth proportional to 28,294.17, 42,450.47 and 13,501.17 is: 20,256.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,294.17 : 42,450.47 = 13,501.17 : x
  2. Step 2: Convert to fraction form
    28,294.17/42,450.47 = 13,501.17/x
  3. Step 3: Cross multiply
    28,294.17x = 42,450.47 × 13,501.17
  4. Step 4: Simplify right side
    28,294.17x = 573,130,995.17
  5. Step 5: Solve for x
    x = 573,130,995.17/28,294.17
  6. Step 6: Final answer
    x = 20,256.15

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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.