Home / 56,459.34-84,615.18-23,140.40

Finding the Fourth Proportional to 56,459.34, 84,615.18 and 23,140.40

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Solution

The fourth proportional to 56,459.34, 84,615.18 and 23,140.40 is: 34,680.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,459.34 : 84,615.18 = 23,140.40 : x
  2. Step 2: Convert to fraction form
    56,459.34/84,615.18 = 23,140.40/x
  3. Step 3: Cross multiply
    56,459.34x = 84,615.18 × 23,140.40
  4. Step 4: Simplify right side
    56,459.34x = 1,958,029,111.27
  5. Step 5: Solve for x
    x = 1,958,029,111.27/56,459.34
  6. Step 6: Final answer
    x = 34,680.34

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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.