Home / 22,880.40-34,345.14-20,264.12

Finding the Fourth Proportional to 22,880.40, 34,345.14 and 20,264.12

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Solution

The fourth proportional to 22,880.40, 34,345.14 and 20,264.12 is: 30,417.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,880.40 : 34,345.14 = 20,264.12 : x
  2. Step 2: Convert to fraction form
    22,880.40/34,345.14 = 20,264.12/x
  3. Step 3: Cross multiply
    22,880.40x = 34,345.14 × 20,264.12
  4. Step 4: Simplify right side
    22,880.40x = 695,974,038.38
  5. Step 5: Solve for x
    x = 695,974,038.38/22,880.40
  6. Step 6: Final answer
    x = 30,417.91

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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.