Home / 22,703.79-31,313.48-14,748.58

Finding the Fourth Proportional to 22,703.79, 31,313.48 and 14,748.58

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Solution

The fourth proportional to 22,703.79, 31,313.48 and 14,748.58 is: 20,341.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,703.79 : 31,313.48 = 14,748.58 : x
  2. Step 2: Convert to fraction form
    22,703.79/31,313.48 = 14,748.58/x
  3. Step 3: Cross multiply
    22,703.79x = 31,313.48 × 14,748.58
  4. Step 4: Simplify right side
    22,703.79x = 461,829,364.86
  5. Step 5: Solve for x
    x = 461,829,364.86/22,703.79
  6. Step 6: Final answer
    x = 20,341.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.