Home / 56,457.04-84,685.59-14,340.28

Finding the Fourth Proportional to 56,457.04, 84,685.59 and 14,340.28

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Solution

The fourth proportional to 56,457.04, 84,685.59 and 14,340.28 is: 21,510.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,457.04 : 84,685.59 = 14,340.28 : x
  2. Step 2: Convert to fraction form
    56,457.04/84,685.59 = 14,340.28/x
  3. Step 3: Cross multiply
    56,457.04x = 84,685.59 × 14,340.28
  4. Step 4: Simplify right side
    56,457.04x = 1,214,414,649.14
  5. Step 5: Solve for x
    x = 1,214,414,649.14/56,457.04
  6. Step 6: Final answer
    x = 21,510.42

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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.