Home / 56,317.57-84,479.15-16,870.92

Finding the Fourth Proportional to 56,317.57, 84,479.15 and 16,870.92

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Solution

The fourth proportional to 56,317.57, 84,479.15 and 16,870.92 is: 25,307.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,317.57 : 84,479.15 = 16,870.92 : x
  2. Step 2: Convert to fraction form
    56,317.57/84,479.15 = 16,870.92/x
  3. Step 3: Cross multiply
    56,317.57x = 84,479.15 × 16,870.92
  4. Step 4: Simplify right side
    56,317.57x = 1,425,240,981.32
  5. Step 5: Solve for x
    x = 1,425,240,981.32/56,317.57
  6. Step 6: Final answer
    x = 25,307.22

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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.