Home / 65,030.40-97,545.60-15,782.40

Finding the Fourth Proportional to 65,030.40, 97,545.60 and 15,782.40

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Solution

The fourth proportional to 65,030.40, 97,545.60 and 15,782.40 is: 23,673.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,030.40 : 97,545.60 = 15,782.40 : x
  2. Step 2: Convert to fraction form
    65,030.40/97,545.60 = 15,782.40/x
  3. Step 3: Cross multiply
    65,030.40x = 97,545.60 × 15,782.40
  4. Step 4: Simplify right side
    65,030.40x = 1,539,503,677.44
  5. Step 5: Solve for x
    x = 1,539,503,677.44/65,030.40
  6. Step 6: Final answer
    x = 23,673.60

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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.