Home / 32,430.40-48,632.58-15,785.58

Finding the Fourth Proportional to 32,430.40, 48,632.58 and 15,785.58

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Solution

The fourth proportional to 32,430.40, 48,632.58 and 15,785.58 is: 23,672.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,430.40 : 48,632.58 = 15,785.58 : x
  2. Step 2: Convert to fraction form
    32,430.40/48,632.58 = 15,785.58/x
  3. Step 3: Cross multiply
    32,430.40x = 48,632.58 × 15,785.58
  4. Step 4: Simplify right side
    32,430.40x = 767,693,482.20
  5. Step 5: Solve for x
    x = 767,693,482.20/32,430.40
  6. Step 6: Final answer
    x = 23,672.03

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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.