Home / 31,607.51-43,616.76-17,457.62

Finding the Fourth Proportional to 31,607.51, 43,616.76 and 17,457.62

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Solution

The fourth proportional to 31,607.51, 43,616.76 and 17,457.62 is: 24,090.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,607.51 : 43,616.76 = 17,457.62 : x
  2. Step 2: Convert to fraction form
    31,607.51/43,616.76 = 17,457.62/x
  3. Step 3: Cross multiply
    31,607.51x = 43,616.76 × 17,457.62
  4. Step 4: Simplify right side
    31,607.51x = 761,444,821.71
  5. Step 5: Solve for x
    x = 761,444,821.71/31,607.51
  6. Step 6: Final answer
    x = 24,090.63

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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.