Home / 53,108.65-79,644.61-23,547.16

Finding the Fourth Proportional to 53,108.65, 79,644.61 and 23,547.16

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Solution

The fourth proportional to 53,108.65, 79,644.61 and 23,547.16 is: 35,312.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,108.65 : 79,644.61 = 23,547.16 : x
  2. Step 2: Convert to fraction form
    53,108.65/79,644.61 = 23,547.16/x
  3. Step 3: Cross multiply
    53,108.65x = 79,644.61 × 23,547.16
  4. Step 4: Simplify right side
    53,108.65x = 1,875,404,374.81
  5. Step 5: Solve for x
    x = 1,875,404,374.81/53,108.65
  6. Step 6: Final answer
    x = 35,312.60

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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.