Home / 56,921.13-85,381.56-15,368.13

Finding the Fourth Proportional to 56,921.13, 85,381.56 and 15,368.13

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Solution

The fourth proportional to 56,921.13, 85,381.56 and 15,368.13 is: 23,052.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,921.13 : 85,381.56 = 15,368.13 : x
  2. Step 2: Convert to fraction form
    56,921.13/85,381.56 = 15,368.13/x
  3. Step 3: Cross multiply
    56,921.13x = 85,381.56 × 15,368.13
  4. Step 4: Simplify right side
    56,921.13x = 1,312,154,913.68
  5. Step 5: Solve for x
    x = 1,312,154,913.68/56,921.13
  6. Step 6: Final answer
    x = 23,052.16

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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.